TEMP
type: Ontology
auto-generated-by: DAG-Edit 1.419 rev 3
date: 05:01:2007 09:19
default-namespace: rex.obo
has_obo_format_version: 1.0
saved-by: kirill
comment: autogenerated-by: DAG-Edit version 1.419 rev 3
comment: date: Thu Jan 04 14:25:43 GMT 2007
comment: saved-by: kirill
comment: version: $Revision: 1.13 $

definition
type: AnnotationProperty

database_cross_reference
type: AnnotationProperty

has_obo_format_version
type: AnnotationProperty

has_obo_namespace
type: AnnotationProperty

has_related_synonym
type: AnnotationProperty

can be determined by
type: ObjectProperty
has_obo_namespace: rex.obo
id: BY

disjoint from
type: ObjectProperty
has_obo_namespace: rex.obo
id: disjoint_from

inverse of
type: ObjectProperty
has_obo_namespace: rex.obo
id: inverse_of

is a
type: ObjectProperty
has_obo_namespace: rex.obo
id: is_a

is reverse of
type: ObjectProperty
has_obo_namespace: rex.obo
id: is_reverse_of

Part of
type: ObjectProperty
has_obo_namespace: rex.obo
id: part_of

physico-chemical process ontology
type: Class
has_obo_namespace: rex.obo
id: REX:0000000

process
type: Class
subclass of: Restriction
  on property: Part of
  some values from: physico-chemical process ontology
definition: A phenomenon by which change takes place in a system. In physiological systems, a process may be chemical, physical or both.
has_obo_namespace: rex.obo
has_related_synonym: physico-chemical process
id: REX:0000001

Axiom
annotated source: process
annotated property: definition
annotated target: A phenomenon by which change takes place in a system. In physiological systems, a process may be chemical, physical or both.
database_cross_reference: http://goldbook.iupac.org/P04858.html

chemical reaction
type: Class
subclass of: macroscopic process
definition: A process involving the interconversion of chemical species.
has_obo_namespace: rex.obo
id: REX:0000002

Axiom
annotated source: chemical reaction
annotated property: definition
annotated target: A process involving the interconversion of chemical species.
database_cross_reference: ISBN:0865426848
database_cross_reference: http://goldbook.iupac.org/C01033.html

nuclear transformation
type: Class
subclass of: nuclear transition
definition: The change of one nuclide into another with a different proton number or nucleon number.
has_obo_namespace: rex.obo
id: REX:0000003

Axiom
annotated source: nuclear transformation
annotated property: definition
annotated target: The change of one nuclide into another with a different proton number or nucleon number.
database_cross_reference: ISBN:0865426848
database_cross_reference: http://goldbook.iupac.org/N04240.html

nuclear decay
type: Class
subclass of: nuclear transformation
definition: A spontaneous nuclear transformation.
has_obo_namespace: rex.obo
id: REX:0000004

Axiom
annotated source: nuclear decay
annotated property: definition
annotated target: A spontaneous nuclear transformation.
database_cross_reference: ISBN:0865426848
database_cross_reference: http://goldbook.iupac.org/N04227.html

nuclear disintegration
type: Class
subclass of: nuclear decay
definition: Nuclear decay involving a splitting into more nuclei or the emission of particles.
has_obo_namespace: rex.obo
id: REX:0000005

Axiom
annotated source: nuclear disintegration
annotated property: definition
annotated target: Nuclear decay involving a splitting into more nuclei or the emission of particles.
database_cross_reference: ISBN:0865426848
database_cross_reference: http://goldbook.iupac.org/N04228.html

electron capture
type: Class
subclass of: beta-decay
subclass of: capture
definition: A nuclear transformation in which the nucleus captures an orbital electron.
has_obo_namespace: rex.obo
id: REX:0000006

Axiom
annotated source: electron capture
annotated property: definition
annotated target: A nuclear transformation in which the nucleus captures an orbital electron.
database_cross_reference: ISBN:0865426848
database_cross_reference: http://goldbook.iupac.org/E01980.html

beta-decay
type: Class
subclass of: radioactive decay
definition: Nuclear decay in which a beta particle is emitted or in which orbital electron capture occurs.
has_obo_namespace: rex.obo
id: REX:0000007

Axiom
annotated source: beta-decay
annotated property: definition
annotated target: Nuclear decay in which a beta particle is emitted or in which orbital electron capture occurs.
database_cross_reference: http://goldbook.iupac.org/B00572.html

nuclear fusion reaction
type: Class
subclass of: nuclear reaction
definition: A reaction between two light nuclei resulting in the production of a nuclear species heavier than either initial nucleus.
has_obo_namespace: rex.obo
has_related_synonym: nuclear fusion
id: REX:0000008

Axiom
annotated source: nuclear fusion reaction
annotated property: definition
annotated target: A reaction between two light nuclei resulting in the production of a nuclear species heavier than either initial nucleus.
database_cross_reference: ISBN:0865426848
database_cross_reference: http://goldbook.iupac.org/N04232.html

radiative capture
type: Class
subclass of: capture
definition: Capture of a particle by a nucleus followed by immediate emission of gamma radiation.
has_obo_namespace: rex.obo
id: REX:0000009

Axiom
annotated source: radiative capture
annotated property: definition
annotated target: Capture of a particle by a nucleus followed by immediate emission of gamma radiation.
database_cross_reference: http://goldbook.iupac.org/R05061.html

capture
type: Class
subclass of: nuclear transformation
definition: A process in which an atomic or nuclear system acquires an additional particle.
has_obo_namespace: rex.obo
id: REX:0000010

Axiom
annotated source: capture
annotated property: definition
annotated target: A process in which an atomic or nuclear system acquires an additional particle.
database_cross_reference: http://goldbook.iupac.org/C00796.html

nuclear transition
type: Class
subclass of: subatomic process
definition: For a nucleus a change from one quantized energy state into another or a nuclear transformation.
has_obo_namespace: rex.obo
id: REX:0000011

Axiom
annotated source: nuclear transition
annotated property: definition
annotated target: For a nucleus a change from one quantized energy state into another or a nuclear transformation.
database_cross_reference: http://goldbook.iupac.org/N04241.html

radioactive decay
type: Class
subclass of: nuclear decay
subclass of: Restriction
  on property: Part of
  some values from: autoradiolysis
definition: Nuclear decay in which particles or electromagnetic radiation are emitted or the nucleus undergoes spontaneous fission or electron capture.
has_obo_namespace: rex.obo
id: REX:0000012

Axiom
annotated source: radioactive decay
annotated property: definition
annotated target: Nuclear decay in which particles or electromagnetic radiation are emitted or the nucleus undergoes spontaneous fission or electron capture.
database_cross_reference: http://goldbook.iupac.org/R05083.html

spontaneous fission
type: Class
subclass of: radioactive decay
subclass of: nuclear fission
definition: Nuclear fission which occurs without the addition of particles or energy to the nucleus.
has_obo_namespace: rex.obo
has_related_synonym: fission
id: REX:0000013

Axiom
annotated source: spontaneous fission
annotated property: definition
annotated target: Nuclear fission which occurs without the addition of particles or energy to the nucleus.
database_cross_reference: http://goldbook.iupac.org/S05887.html

subatomic process
type: Class
subclass of: microscopic process
has_obo_namespace: rex.obo
id: REX:0000014

nuclear fission
type: Class
subclass of: nuclear transformation
definition: The division of a nucleus into two or more parts with masses of equal order of magnitude, usually accompanied by the emission of neutrons, gamma radiation and, rarely, small charged nuclear fragments.
has_obo_namespace: rex.obo
id: REX:0000015

Axiom
annotated source: nuclear fission
annotated property: definition
annotated target: The division of a nucleus into two or more parts with masses of equal order of magnitude, usually accompanied by the emission of neutrons, gamma radiation and, rarely, small charged nuclear fragments.
database_cross_reference: http://goldbook.iupac.org/N04229.html

thermal fission
type: Class
subclass of: induced fission
definition: Fission caused by thermal neutrons.
has_obo_namespace: rex.obo
id: REX:0000016

Axiom
annotated source: thermal fission
annotated property: definition
annotated target: Fission caused by thermal neutrons.
database_cross_reference: http://goldbook.iupac.org/T06302.html

alpha-decay
type: Class
subclass of: radioactive decay
definition: Radioactive decay in which an alpha particle is emitted.
has_obo_namespace: rex.obo
id: REX:0000017

Axiom
annotated source: alpha-decay
annotated property: definition
annotated target: Radioactive decay in which an alpha particle is emitted.
database_cross_reference: http://goldbook.iupac.org/A00005.html

gamma-decay
type: Class
subclass of: radioactive decay
has_obo_namespace: rex.obo
id: REX:0000018

gamma emission
type: Class
subclass of: gamma-decay
has_obo_namespace: rex.obo
id: REX:0000019

internal conversion
type: Class
subclass of: gamma-decay
has_obo_namespace: rex.obo
id: REX:0000020

internal pair production
type: Class
subclass of: gamma-decay
subclass of: electron-positron pair production
has_obo_namespace: rex.obo
id: REX:0000021

electron emission
type: Class
subclass of: beta-decay
has_obo_namespace: rex.obo
has_related_synonym: beta emission
has_related_synonym: beta negative emission
has_related_synonym: beta- emission
has_related_synonym: negative beta decay
id: REX:0000022

positron emission
type: Class
subclass of: beta-decay
has_obo_namespace: rex.obo
has_related_synonym: beta positive emission
has_related_synonym: beta+ emission
has_related_synonym: positive beta decay
id: REX:0000023

induced fission
type: Class
subclass of: nuclear fission
subclass of: nuclear reaction
has_obo_namespace: rex.obo
id: REX:0000024

nuclear reaction
type: Class
subclass of: nuclear transformation
definition: A transformation of a nucleus which occurs (i) when another nuclear particle approaches closely enough to be influenced by the mutual attractive nuclear force between them or (ii) when affected by an electromagnetic force of sufficient strength.
has_obo_namespace: rex.obo
id: REX:0000025

Axiom
annotated source: nuclear reaction
annotated property: definition
annotated target: A transformation of a nucleus which occurs (i) when another nuclear particle approaches closely enough to be influenced by the mutual attractive nuclear force between them or (ii) when affected by an electromagnetic force of sufficient strength.
database_cross_reference: http://www.iupac.org/ACD/V7_karol/N.html#anchor425553

excitation
type: Class
subclass of: microscopic process
definition: Process causing the transition of a system from one state to another of higher energy.
has_obo_namespace: rex.obo
id: REX:0000026

Axiom
annotated source: excitation
annotated property: definition
annotated target: Process causing the transition of a system from one state to another of higher energy.
database_cross_reference: http://goldbook.iupac.org/E02248.html

photoexcitation
type: Class
subclass of: excitation
subclass of: Restriction
  on property: Part of
  some values from: photophysical process
subclass of: Restriction
  on property: Part of
  some values from: photoabsorption
definition: The production of an excited state by the absorption of ultraviolet, visible, or infrared radiation.
has_obo_namespace: rex.obo
id: REX:0000027

Axiom
annotated source: photoexcitation
annotated property: definition
annotated target: The production of an excited state by the absorption of ultraviolet, visible, or infrared radiation.
database_cross_reference: http://goldbook.iupac.org/P04613.html

electron transfer
type: Class
subclass of: microscopic process
subclass of: Restriction
  on property: Part of
  some values from: electrochemical reaction
definition: The transfer of an electron from one molecular entity to another, or between two localized sites in the same molecular entity.
has_obo_namespace: rex.obo
id: REX:0000028

Axiom
annotated source: electron transfer
annotated property: definition
annotated target: The transfer of an electron from one molecular entity to another, or between two localized sites in the same molecular entity.
database_cross_reference: http://goldbook.iupac.org/E02011.html

outer-sphere electron transfer
type: Class
subclass of: electron transfer
definition: A reaction in which the electron transfer takes place with no or very weak (4-16 kJ/mol) electronic interaction between the reactants in the transition state.
has_obo_namespace: rex.obo
id: REX:0000029

Axiom
annotated source: outer-sphere electron transfer
annotated property: definition
annotated target: A reaction in which the electron transfer takes place with no or very weak (4-16 kJ/mol) electronic interaction between the reactants in the transition state.
database_cross_reference: http://goldbook.iupac.org/O04351.html

inner-sphere electron transfer
type: Class
subclass of: electron transfer
definition: A reaction in which the electron transfer takes place with significant (>20 kJ/mol) electronic interaction between the donor and acceptor centres in the transition state.
has_obo_namespace: rex.obo
id: REX:0000030

Axiom
annotated source: inner-sphere electron transfer
annotated property: definition
annotated target: A reaction in which the electron transfer takes place with significant (>20 kJ/mol) electronic interaction between the donor and acceptor centres in the transition state.
database_cross_reference: http://goldbook.iupac.org/I03052.html

photoinduced electron transfer
type: Class
subclass of: electron transfer
subclass of: photochemical reaction
definition: An electron transfer resulting from an electronic state produced by the resonant interaction of electromagnetic radiation with matter.
has_obo_namespace: rex.obo
id: REX:0000031

Axiom
annotated source: photoinduced electron transfer
annotated property: definition
annotated target: An electron transfer resulting from an electronic state produced by the resonant interaction of electromagnetic radiation with matter.
database_cross_reference: http://goldbook.iupac.org/P04617.html

photophysical process
type: Class
subclass of: microscopic process
definition: Photoexcitation and subsequent events which lead from one to another state of a molecular entity through radiation and radiationless transitions. No chemical change results.
has_obo_namespace: rex.obo
id: REX:0000032

Axiom
annotated source: photophysical process
annotated property: definition
annotated target: Photoexcitation and subsequent events which lead from one to another state of a molecular entity through radiation and radiationless transitions. No chemical change results.
database_cross_reference: http://goldbook.iupac.org/P04647.html

photochemical reaction
type: Class
subclass of: chemical reaction
definition: A chemical reaction caused by absorption of ultraviolet, visible, or infrared radiation.
has_obo_namespace: rex.obo
has_related_synonym: photoreaction
id: REX:0000033

Axiom
annotated source: photochemical reaction
annotated property: definition
annotated target: A chemical reaction caused by absorption of ultraviolet, visible, or infrared radiation.
database_cross_reference: http://goldbook.iupac.org/P04585.html

photolysis
type: Class
subclass of: photochemical reaction
definition: The cleavage of one or more covalent bonds in a molecular entity resulting from absorption of light.
has_obo_namespace: rex.obo
id: REX:0000034

Axiom
annotated source: photolysis
annotated property: definition
annotated target: The cleavage of one or more covalent bonds in a molecular entity resulting from absorption of light.
database_cross_reference: http://goldbook.iupac.org/P04624.html

photoionization
type: Class
subclass of: photochemical reaction
subclass of: ionization
definition: Ionization of any species by photons.
has_obo_namespace: rex.obo
id: REX:0000035

Axiom
annotated source: photoionization
annotated property: definition
annotated target: Ionization of any species by photons.
database_cross_reference: http://goldbook.iupac.org/P04620.html

photocatalysis
type: Class
subclass of: photochemical reaction
subclass of: catalysis
definition: Catalytic reaction involving light absorption by a catalyst or by a substrate.
has_obo_namespace: rex.obo
id: REX:0000036

Axiom
annotated source: photocatalysis
annotated property: definition
annotated target: Catalytic reaction involving light absorption by a catalyst or by a substrate.
database_cross_reference: http://goldbook.iupac.org/P04580.html

photoassisted catalysis
type: Class
subclass of: photocatalysis
definition: Catalytic reaction involving production of a catalyst by absorption of light.
has_obo_namespace: rex.obo
id: REX:0000037

Axiom
annotated source: photoassisted catalysis
annotated property: definition
annotated target: Catalytic reaction involving production of a catalyst by absorption of light.
database_cross_reference: http://goldbook.iupac.org/P04579.html

photoluminescence
type: Class
subclass of: photophysical process
subclass of: luminescence
definition: Luminescence arising from photoexcitation.
has_obo_namespace: rex.obo
id: REX:0000038

Axiom
annotated source: photoluminescence
annotated property: definition
annotated target: Luminescence arising from photoexcitation.
database_cross_reference: http://goldbook.iupac.org/P04623.html

excitation energy transfer
type: Class
subclass of: photophysical process
definition: A photophysical process in which an excited state of one molecular entity (the donor) is deactivated to a lower-lying state by transferring energy to a second molecular entity (the acceptor) which is thereby raised to a higher energy state.
has_obo_namespace: rex.obo
has_related_synonym: energy transfer
id: REX:0000039

Axiom
annotated source: excitation energy transfer
annotated property: definition
annotated target: A photophysical process in which an excited state of one molecular entity (the donor) is deactivated to a lower-lying state by transferring energy to a second molecular entity (the acceptor) which is thereby raised to a higher energy state.
database_cross_reference: http://goldbook.iupac.org/E02116.html

radiative energy transfer
type: Class
subclass of: excitation energy transfer
definition: Transfer of excitation energy by radiative deactivation of a donor molecular entity and reabsorption of the emitted light by an acceptor molecular entity.
has_obo_namespace: rex.obo
id: REX:0000040

Axiom
annotated source: radiative energy transfer
annotated property: definition
annotated target: Transfer of excitation energy by radiative deactivation of a donor molecular entity and reabsorption of the emitted light by an acceptor molecular entity.
database_cross_reference: http://goldbook.iupac.org/R05063.html

Forster excitation transfer
type: Class
subclass of: excitation energy transfer
definition: A mechanism of excitation transfer which can occur between molecular entities separated by distances considerably exceeding the sum of their van der Waals radii.
has_obo_namespace: rex.obo
has_related_synonym: dipole-dipole excitation transfer
id: REX:0000041

Axiom
annotated source: Forster excitation transfer
annotated property: definition
annotated target: A mechanism of excitation transfer which can occur between molecular entities separated by distances considerably exceeding the sum of their van der Waals radii.
database_cross_reference: http://goldbook.iupac.org/F02488.html

Dexter excitation transfer
type: Class
subclass of: excitation energy transfer
definition: Excitation transfer occurring as a result of an electron exchange mechanism. It requires an overlap of the wavefunctions of the energy donor and the energy acceptor.
has_obo_namespace: rex.obo
has_related_synonym: electron exchange excitation transfer
id: REX:0000042

Axiom
annotated source: Dexter excitation transfer
annotated property: definition
annotated target: Excitation transfer occurring as a result of an electron exchange mechanism. It requires an overlap of the wavefunctions of the energy donor and the energy acceptor.
database_cross_reference: http://goldbook.iupac.org/D01654.html

fluorescence
type: Class
subclass of: photoluminescence
definition: Luminescence which occurs essentially only during the irradiation of a substance by electromagnetic radiation.
has_obo_namespace: rex.obo
id: REX:0000043

Axiom
annotated source: fluorescence
annotated property: definition
annotated target: Luminescence which occurs essentially only during the irradiation of a substance by electromagnetic radiation.
database_cross_reference: http://goldbook.iupac.org/F02453.html

phosphorescence
type: Class
subclass of: photoluminescence
definition: Luminescence involving change in spin multiplicity.
has_obo_namespace: rex.obo
id: REX:0000044

Axiom
annotated source: phosphorescence
annotated property: definition
annotated target: Luminescence involving change in spin multiplicity.
database_cross_reference: http://goldbook.iupac.org/P04569.html

photoreduction
type: Class
subclass of: photochemical reaction
definition: Reduction reactions induced by light.
has_obo_namespace: rex.obo
id: REX:0000045

Axiom
annotated source: photoreduction
annotated property: definition
annotated target: Reduction reactions induced by light.
database_cross_reference: http://goldbook.iupac.org/P04650.html

atomic fluorescence
type: Class
subclass of: fluorescence
definition: A combined process of photon absorption by an atom followed by spontaneous photon emission.
has_obo_namespace: rex.obo
id: REX:0000046

Axiom
annotated source: atomic fluorescence
annotated property: definition
annotated target: A combined process of photon absorption by an atom followed by spontaneous photon emission.
database_cross_reference: http://goldbook.iupac.org/A00494.html

photooxidation
type: Class
subclass of: photochemical reaction
definition: Oxidation reactions induced by light.
has_obo_namespace: rex.obo
id: REX:0000047

Axiom
annotated source: photooxidation
annotated property: definition
annotated target: Oxidation reactions induced by light.
database_cross_reference: http://goldbook.iupac.org/P04640.html

electronation
type: Class
subclass of: Restriction
  on property: Part of
  some values from: reductive elimination
subclass of: Restriction
  on property: Part of
  some values from: reduction
subclass of: Restriction
  on property: Part of
  some values from: photoelectronation
definition: The complete transfer of one or more electrons to a molecular entity.
has_obo_namespace: rex.obo
has_related_synonym: reduction
id: REX:0000048

Axiom
annotated source: electronation
annotated property: definition
annotated target: The complete transfer of one or more electrons to a molecular entity.
database_cross_reference: http://goldbook.iupac.org/R05222.html

de-electronation
type: Class
subclass of: Restriction
  on property: Part of
  some values from: oxidative addition
subclass of: Restriction
  on property: Part of
  some values from: oxidation
definition: The complete removal of one or more electrons from a molecular entity.
has_obo_namespace: rex.obo
has_related_synonym: oxidation
id: REX:0000049

Axiom
annotated source: de-electronation
annotated property: definition
annotated target: The complete removal of one or more electrons from a molecular entity.
database_cross_reference: http://goldbook.iupac.org/O04362.html

photooxygenation
type: Class
subclass of: photooxidation
definition: The incorporation of molecular oxygen into a molecular entity induced by light.
has_obo_namespace: rex.obo
id: REX:0000050

Axiom
annotated source: photooxygenation
annotated property: definition
annotated target: The incorporation of molecular oxygen into a molecular entity induced by light.
database_cross_reference: http://goldbook.iupac.org/P04641.html

catalytic reaction
type: Class
subclass of: stepwise reaction
has_obo_namespace: rex.obo
id: REX:0000051

autocatalytic reaction
type: Class
subclass of: catalytic reaction
definition: A chemical reaction in which a product (or a reaction intermediate) also functions as a catalyst.
has_obo_namespace: rex.obo
id: REX:0000052

Axiom
annotated source: autocatalytic reaction
annotated property: definition
annotated target: A chemical reaction in which a product (or a reaction intermediate) also functions as a catalyst.
database_cross_reference: http://goldbook.iupac.org/A00525.html

chain reaction
type: Class
subclass of: stepwise reaction
definition: A reaction in which one or more reactive reaction intermediates are continuously regenerated, usually through a repetitive cycle of elementary steps (the 'propagation step').
has_obo_namespace: rex.obo
id: REX:0000053

Axiom
annotated source: chain reaction
annotated property: definition
annotated target: A reaction in which one or more reactive reaction intermediates are continuously regenerated, usually through a repetitive cycle of elementary steps (the 'propagation step').
database_cross_reference: http://goldbook.iupac.org/C00960.html

electron-transfer induced chain reaction
type: Class
subclass of: electron transfer
subclass of: chain reaction
definition: A sequence of reactions such as shown in equations [1]-[3], leading from A to B: [1] A + e- --> A.- ; [2] A.- --> B.- ; [3] B.- + A --> B + A.- ; an analogous sequence involving radical cations (A.+, B.+) is also observed.
has_obo_namespace: rex.obo
has_related_synonym: electron-transfer catalysis
id: REX:0000054

Axiom
annotated source: electron-transfer induced chain reaction
annotated property: definition
annotated target: A sequence of reactions such as shown in equations [1]-[3], leading from A to B: [1] A + e- --> A.- ; [2] A.- --> B.- ; [3] B.- + A --> B + A.- ; an analogous sequence involving radical cations (A.+, B.+) is also observed.
database_cross_reference: http://goldbook.iupac.org/E02012.html

elementary reaction
type: Class
subclass of: chemical reaction
definition: A reaction for which no reaction intermediates have been detected or need to be postulated in order to describe the chemical reaction on a molecular scale.
has_obo_namespace: rex.obo
id: REX:0000055

Axiom
annotated source: elementary reaction
annotated property: definition
annotated target: A reaction for which no reaction intermediates have been detected or need to be postulated in order to describe the chemical reaction on a molecular scale.
database_cross_reference: http://goldbook.iupac.org/E02035.html

stepwise reaction
type: Class
subclass of: composite reaction
definition: A chemical reaction with at least one reaction intermediate and involving at least two consecutive elementary reactions.
has_obo_namespace: rex.obo
has_related_synonym: consecutive reactions
id: REX:0000056

Axiom
annotated source: stepwise reaction
annotated property: definition
annotated target: A chemical reaction with at least one reaction intermediate and involving at least two consecutive elementary reactions.
database_cross_reference: http://goldbook.iupac.org/S05970.html

composite reaction
type: Class
subclass of: chemical reaction
definition: A chemical reaction for which the expression for the rate of disappearance of a reactant (or rate of appearance of a product) involves rate constants of more than a single elementary reaction.
has_obo_namespace: rex.obo
id: REX:0000057

Axiom
annotated source: composite reaction
annotated property: definition
annotated target: A chemical reaction for which the expression for the rate of disappearance of a reactant (or rate of appearance of a product) involves rate constants of more than a single elementary reaction.
database_cross_reference: http://goldbook.iupac.org/C01211.html

reaction step
type: Class
subclass of: elementary reaction
subclass of: Restriction
  on property: Part of
  some values from: reaction stage
definition: An elementary reaction, constituting one of the stages of a stepwise reaction in which a reaction intermediate (or, for the first step, the reactants) is converted into the next reaction intermediate (or, for the last step, the products) in the sequence of intermediates between reactants and products.
has_obo_namespace: rex.obo
id: REX:0000058

Axiom
annotated source: reaction step
annotated property: definition
annotated target: An elementary reaction, constituting one of the stages of a stepwise reaction in which a reaction intermediate (or, for the first step, the reactants) is converted into the next reaction intermediate (or, for the last step, the products) in the sequence of intermediates between reactants and products.
database_cross_reference: http://goldbook.iupac.org/R05178.html

chain reaction step
type: Class
subclass of: reaction step
subclass of: Restriction
  on property: Part of
  some values from: chain reaction
has_obo_namespace: rex.obo
id: REX:0000059

chain initiation
type: Class
subclass of: chain reaction step
definition: A reaction or process generating free radicals (or some other reactive reaction intermediates) which then induce a chain reaction.
has_obo_namespace: rex.obo
has_related_synonym: initiation
id: REX:0000060

Axiom
annotated source: chain initiation
annotated property: definition
annotated target: A reaction or process generating free radicals (or some other reactive reaction intermediates) which then induce a chain reaction.
database_cross_reference: http://goldbook.iupac.org/I03042.html

chain branching
type: Class
subclass of: chain reaction step
subclass of: Restriction
  on property: Part of
  some values from: branching chain reaction
definition: When in a chain reaction there is a net increase in the number of chain carriers there is said to be chain branching.
has_obo_namespace: rex.obo
id: REX:0000061

Axiom
annotated source: chain branching
annotated property: definition
annotated target: When in a chain reaction there is a net increase in the number of chain carriers there is said to be chain branching.
database_cross_reference: http://goldbook.iupac.org/C00948.html

degenerate chain branching
type: Class
subclass of: chain branching
definition: Sometimes chain branching is brought about by an intermediate which has a long lifetime compared with an ordinary free radical. If this intermediate can break down in different ways, only one of which leads to branching, there may be a relatively slow increase in the number of radicals, and there is said to be degenerate chain branching.
has_obo_namespace: rex.obo
id: REX:0000062

Axiom
annotated source: degenerate chain branching
annotated property: definition
annotated target: Sometimes chain branching is brought about by an intermediate which has a long lifetime compared with an ordinary free radical. If this intermediate can break down in different ways, only one of which leads to branching, there may be a relatively slow increase in the number of radicals, and there is said to be degenerate chain branching.
database_cross_reference: http://goldbook.iupac.org/D01557.html

chain termination
type: Class
subclass of: chain reaction step
definition: The steps in a chain reaction in which reactive intermediates are destroyed or rendered inactive, thus ending the chain.
has_obo_namespace: rex.obo
has_related_synonym: termination
id: REX:0000063

Axiom
annotated source: chain termination
annotated property: definition
annotated target: The steps in a chain reaction in which reactive intermediates are destroyed or rendered inactive, thus ending the chain.
database_cross_reference: http://goldbook.iupac.org/T06274.html

chain propagation
type: Class
subclass of: chain reaction step
definition: An elementary step in a chain reaction in which one chain carrier is converted into another. The conversion can be a unimolecular reaction or a bimolecular reaction with a reactant molecule.
has_obo_namespace: rex.obo
has_related_synonym: chain-propagating reaction
has_related_synonym: propagating reaction
id: REX:0000064

Axiom
annotated source: chain propagation
annotated property: definition
annotated target: An elementary step in a chain reaction in which one chain carrier is converted into another. The conversion can be a unimolecular reaction or a bimolecular reaction with a reactant molecule.
database_cross_reference: http://goldbook.iupac.org/C00959.html

branching chain reaction
type: Class
subclass of: chain reaction
definition: A chain reaction which includes a propagation step or steps in which there is an increase in the number of active intermediates.
has_obo_namespace: rex.obo
id: REX:0000065

Axiom
annotated source: branching chain reaction
annotated property: definition
annotated target: A chain reaction which includes a propagation step or steps in which there is an increase in the number of active intermediates.
database_cross_reference: http://goldbook.iupac.org/B00723.html

rate-controlling step
type: Class
subclass of: reaction step
definition: An elementary reaction the rate constant for which exerts a strong effect - stronger than that of any other rate constant - on the overall rate.
has_obo_namespace: rex.obo
has_related_synonym: rate-determining step
has_related_synonym: rate-limiting
id: REX:0000066

Axiom
annotated source: rate-controlling step
annotated property: definition
annotated target: An elementary reaction the rate constant for which exerts a strong effect - stronger than that of any other rate constant - on the overall rate.
database_cross_reference: http://goldbook.iupac.org/R05139.html

product-determining step
type: Class
subclass of: reaction step
definition: The step of a stepwise reaction, in which the product distribution is determined. The product-determining step may be identical to, or occur later than, the rate-controlling step on the reaction coordinate.
has_obo_namespace: rex.obo
id: REX:0000067

Axiom
annotated source: product-determining step
annotated property: definition
annotated target: The step of a stepwise reaction, in which the product distribution is determined. The product-determining step may be identical to, or occur later than, the rate-controlling step on the reaction coordinate.
database_cross_reference: http://goldbook.iupac.org/P04862.html

reaction stage
type: Class
subclass of: Restriction
  on property: Part of
  some values from: stepwise reaction
definition: A set of one or more (possibly experimentally inseparable) reaction steps leading to and/or from a detectable or presumed reaction intermediate.
has_obo_namespace: rex.obo
id: REX:0000068

Axiom
annotated source: reaction stage
annotated property: definition
annotated target: A set of one or more (possibly experimentally inseparable) reaction steps leading to and/or from a detectable or presumed reaction intermediate.
database_cross_reference: http://goldbook.iupac.org/R05177.html

parallel reactions
type: Class
subclass of: composite reaction
definition: Composite reactions, in which processes like A --> Y and B --> Z occur in parallel.
has_obo_namespace: rex.obo
has_related_synonym: simultaneous reactions
id: REX:0000069

Axiom
annotated source: parallel reactions
annotated property: definition
annotated target: Composite reactions, in which processes like A --> Y and B --> Z occur in parallel.
database_cross_reference: http://goldbook.iupac.org/S05680.html

opposing reactions
type: Class
subclass of: composite reaction
definition: Composite reactions, occurring in forward and reverse directions: A + B <=> Z.
has_obo_namespace: rex.obo
id: REX:0000070

Axiom
annotated source: opposing reactions
annotated property: definition
annotated target: Composite reactions, occurring in forward and reverse directions: A + B <=> Z.
database_cross_reference: http://goldbook.iupac.org/O04302.html

biomacromolecule-catalysed reaction
type: Class
subclass of: specific catalysis
subclass of: biochemical reaction
has_obo_namespace: rex.obo
id: REX:0000071

enzymatic reaction
type: Class
subclass of: protein-catalysed reaction
has_obo_namespace: rex.obo
has_related_synonym: enzyme-catalysed reaction
id: REX:0000072

abzymatic reaction
type: Class
subclass of: protein-catalysed reaction
has_obo_namespace: rex.obo
has_related_synonym: catalytic antibody reaction
id: REX:0000073

deoxyribozymatic reaction
type: Class
subclass of: nucleic acid-catalysed reaction
database_cross_reference: PUBMED:12022469
database_cross_reference: PUBMED:12041740
database_cross_reference: PUBMED:12044032
has_obo_namespace: rex.obo
has_related_synonym: deoxyribozyme-catalysed reaction
id: REX:0000074

nucleic acid-catalysed reaction
type: Class
subclass of: biomacromolecule-catalysed reaction
database_cross_reference: PUBMED:12749730
has_obo_namespace: rex.obo
id: REX:0000075

ribozymatic reaction
type: Class
subclass of: nucleic acid-catalysed reaction
database_cross_reference: PUBMED:12831882
database_cross_reference: PUBMED:12869701
database_cross_reference: PUBMED:13678961
has_obo_namespace: rex.obo
has_related_synonym: ribozyme-catalysed reaction
id: REX:0000076

protein-catalysed reaction
type: Class
subclass of: biomacromolecule-catalysed reaction
has_obo_namespace: rex.obo
id: REX:0000077

catalysis
type: Class
subclass of: Restriction
  on property: Part of
  some values from: catalytic reaction
definition: The action of a catalyst.
has_obo_namespace: rex.obo
id: REX:0000078

Axiom
annotated source: catalysis
annotated property: definition
annotated target: The action of a catalyst.
database_cross_reference: http://goldbook.iupac.org/C00874.html

general acid catalysis
type: Class
subclass of: catalysis
definition: The catalysis of a chemical reaction by a series of Bronsted acids HA (which may include the solvated hydrogen ion). The acids HA are unchanged by the overall reaction.
has_obo_namespace: rex.obo
id: REX:0000079

Axiom
annotated source: general acid catalysis
annotated property: definition
annotated target: The catalysis of a chemical reaction by a series of Bronsted acids HA (which may include the solvated hydrogen ion). The acids HA are unchanged by the overall reaction.
database_cross_reference: http://goldbook.iupac.org/G02609.html

general base catalysis
type: Class
subclass of: catalysis
definition: The catalysis of a chemical reaction by a series of Bronsted bases (which may include the lyate ion).
has_obo_namespace: rex.obo
id: REX:0000080

Axiom
annotated source: general base catalysis
annotated property: definition
annotated target: The catalysis of a chemical reaction by a series of Bronsted bases (which may include the lyate ion).
database_cross_reference: http://goldbook.iupac.org/G02610.html

specific catalysis
type: Class
subclass of: catalysis
definition: The acceleration of a reaction by a unique catalyst, rather than by a family of related substances.
has_obo_namespace: rex.obo
id: REX:0000081

Axiom
annotated source: specific catalysis
annotated property: definition
annotated target: The acceleration of a reaction by a unique catalyst, rather than by a family of related substances.
database_cross_reference: http://goldbook.iupac.org/S05796.html

homogeneous catalysis
type: Class
subclass of: catalysis
definition: Catalysis in which only one phase is involved.
has_obo_namespace: rex.obo
id: REX:0000082

Axiom
annotated source: homogeneous catalysis
annotated property: definition
annotated target: Catalysis in which only one phase is involved.
database_cross_reference: http://goldbook.iupac.org/C00876.html

heterogeneous catalysis
type: Class
subclass of: catalysis
subclass of: surface process
definition: Catalysis occurring at or near an interface between phases.
has_obo_namespace: rex.obo
id: REX:0000083

Axiom
annotated source: heterogeneous catalysis
annotated property: definition
annotated target: Catalysis occurring at or near an interface between phases.
database_cross_reference: http://goldbook.iupac.org/C00876.html

noncatalytic reaction
type: Class
subclass of: chemical reaction
has_obo_namespace: rex.obo
id: REX:0000084

thermal reaction
type: Class
subclass of: endothermic reaction
definition: A chemical reaction caused by absorption of thermal energy.
has_obo_namespace: rex.obo
id: REX:0000085

Axiom
annotated source: thermal reaction
annotated property: definition
annotated target: A chemical reaction caused by absorption of thermal energy.
database_cross_reference: EBI:kid

thermolysis
type: Class
subclass of: thermal reaction
definition: The uncatalysed cleavage of one or more covalent bonds resulting from exposure of a compound to a raised temperature, or a process in which such cleavage is an essential part.
has_obo_namespace: rex.obo
id: REX:0000086

Axiom
annotated source: thermolysis
annotated property: definition
annotated target: The uncatalysed cleavage of one or more covalent bonds resulting from exposure of a compound to a raised temperature, or a process in which such cleavage is an essential part.
database_cross_reference: http://goldbook.iupac.org/T06326.html

transformation
type: Class
subclass of: Restriction
  on property: Part of
  some values from: chemical reaction
definition: The conversion of a substrate into a particular product, irrespective of reagents or mechanisms involved.
has_obo_namespace: rex.obo
id: REX:0000087

Axiom
annotated source: transformation
annotated property: definition
annotated target: The conversion of a substrate into a particular product, irrespective of reagents or mechanisms involved.
database_cross_reference: http://goldbook.iupac.org/T06446.html

substitution
type: Class
subclass of: transformation
subclass of: Restriction
  on property: Part of
  some values from: transferase reaction
subclass of: Restriction
  on property: Part of
  some values from: substitution reaction
definition: Transformation of the general type: AX + Y --> AY + X.
has_obo_namespace: rex.obo
id: REX:0000088

Axiom
annotated source: substitution
annotated property: definition
annotated target: Transformation of the general type: AX + Y --> AY + X.
database_cross_reference: EBI:kid

addition
type: Class
subclass of: transformation
subclass of: Restriction
  on property: Part of
  some values from: lyase reaction
subclass of: Restriction
  on property: Part of
  some values from: addition reaction
has_obo_namespace: rex.obo
id: REX:0000089

cycloaddition
type: Class
subclass of: addition reaction
subclass of: pericyclic reaction
definition: A reaction in which two or more unsaturated molecules (or parts of the same molecule) combine with the formation of a cyclic adduct in which there is a net reduction of the bond multiplicity.
has_obo_namespace: rex.obo
id: REX:0000090

Axiom
annotated source: cycloaddition
annotated property: definition
annotated target: A reaction in which two or more unsaturated molecules (or parts of the same molecule) combine with the formation of a cyclic adduct in which there is a net reduction of the bond multiplicity.
database_cross_reference: http://goldbook.iupac.org/C01496.html

alpha-addition
type: Class
subclass of: addition reaction
definition: A chemical reaction resulting in a single reaction product from two or three reacting chemical species, with formation of two new chemical bonds to the same atom in one of the reactant molecular entities.
has_obo_namespace: rex.obo
has_related_synonym: 1/1/addition
id: REX:0000091

Axiom
annotated source: alpha-addition
annotated property: definition
annotated target: A chemical reaction resulting in a single reaction product from two or three reacting chemical species, with formation of two new chemical bonds to the same atom in one of the reactant molecular entities.
database_cross_reference: http://goldbook.iupac.org/A00001.html

elimination
type: Class
subclass of: transformation
subclass of: Restriction
  on property: is reverse of
  some values from: addition
subclass of: Restriction
  on property: Part of
  some values from: synthase reaction
subclass of: Restriction
  on property: Part of
  some values from: elimination reaction
definition: In an elimination two groups (called eliminands) are lost most often from two different centres (1/2/elimination or 1/3/elimination, etc.) with concomitant formation of an unsaturation in the molecule (double bond, triple bond) or formation of a new ring.
has_obo_namespace: rex.obo
id: REX:0000092

Axiom
annotated source: elimination
annotated property: definition
annotated target: In an elimination two groups (called eliminands) are lost most often from two different centres (1/2/elimination or 1/3/elimination, etc.) with concomitant formation of an unsaturation in the molecule (double bond, triple bond) or formation of a new ring.
database_cross_reference: http://goldbook.iupac.org/E02038.html

alpha-elimination
type: Class
subclass of: elimination
definition: A transformation of the general type: R-Z(X)(Y)-R' --> R-Z-R' + XY [or X + Y, or X(+) + X(-)]
has_obo_namespace: rex.obo
id: REX:0000093

Axiom
annotated source: alpha-elimination
annotated property: definition
annotated target: A transformation of the general type: R-Z(X)(Y)-R' --> R-Z-R' + XY [or X + Y, or X(+) + X(-)]
database_cross_reference: http://goldbook.iupac.org/A00007.html

rearrangement
type: Class
subclass of: isomerization
subclass of: Restriction
  on property: Part of
  some values from: isomerase reaction
has_obo_namespace: rex.obo
has_related_synonym: molecular rearrangement
id: REX:0000094

intramolecular rearrangement
type: Class
subclass of: rearrangement
definition: In the intramolecular rearrangement, the atoms and groups that are common to a reactant and a product never separate into independent fragments during the rearrangement stage.
has_obo_namespace: rex.obo
has_related_synonym: true molecular rearrangement
id: REX:0000095

Axiom
annotated source: intramolecular rearrangement
annotated property: definition
annotated target: In the intramolecular rearrangement, the atoms and groups that are common to a reactant and a product never separate into independent fragments during the rearrangement stage.
database_cross_reference: http://goldbook.iupac.org/M03997.html

intermolecular rearrangement
type: Class
subclass of: rearrangement
definition: In an intermolecular rearrangement, a migrating group is completely free from the parent molecule and is re-attached to a different position in a subsequent step.
has_obo_namespace: rex.obo
has_related_synonym: apparent rearrangement
id: REX:0000096

Axiom
annotated source: intermolecular rearrangement
annotated property: definition
annotated target: In an intermolecular rearrangement, a migrating group is completely free from the parent molecule and is re-attached to a different position in a subsequent step.
database_cross_reference: http://goldbook.iupac.org/M03997.html

degenerate rearrangement
type: Class
subclass of: rearrangement
definition: A molecular rearrangement in which the principal product is indistinguishable (in the absence of isotopic labelling) from the principal reactant.
has_obo_namespace: rex.obo
id: REX:0000097

Axiom
annotated source: degenerate rearrangement
annotated property: definition
annotated target: A molecular rearrangement in which the principal product is indistinguishable (in the absence of isotopic labelling) from the principal reactant.
database_cross_reference: http://goldbook.iupac.org/D01559.html

isomerization
type: Class
subclass of: transformation
definition: A chemical reaction, the principal product of which is isomeric with the principal reactant.
has_obo_namespace: rex.obo
has_related_synonym: isomerisation
id: REX:0000098

Axiom
annotated source: isomerization
annotated property: definition
annotated target: A chemical reaction, the principal product of which is isomeric with the principal reactant.
database_cross_reference: http://goldbook.iupac.org/I03295.html

insertion
type: Class
subclass of: transformation
definition: A chemical reaction or transformation of the general type: X-Z + Y --> X-Y-Z, in which the connecting atom or group Y replaces the bond joining the parts X and Z of the reactant XZ.
has_obo_namespace: rex.obo
id: REX:0000099

Axiom
annotated source: insertion
annotated property: definition
annotated target: A chemical reaction or transformation of the general type: X-Z + Y --> X-Y-Z, in which the connecting atom or group Y replaces the bond joining the parts X and Z of the reactant XZ.
database_cross_reference: http://goldbook.iupac.org/I03058.html

extrusion
type: Class
subclass of: transformation
subclass of: Restriction
  on property: is reverse of
  some values from: insertion
definition: A transformation in which an atom or group Y connected to two other atoms or groups X and Z is lost from a molecule, leading to a product in which X is bonded to Z, e.g. X-Y-Z --> X-Z + Y.
has_obo_namespace: rex.obo
id: REX:0000100

Axiom
annotated source: extrusion
annotated property: definition
annotated target: A transformation in which an atom or group Y connected to two other atoms or groups X and Z is lost from a molecule, leading to a product in which X is bonded to Z, e.g. X-Y-Z --> X-Z + Y.
database_cross_reference: http://goldbook.iupac.org/E02311.html

cheletropic reaction
type: Class
subclass of: cycloaddition
definition: A form of cycloaddition across the terminal atoms of a fully conjugated system with formation of two new sigma-bonds to a single atom of the ('monocentric') reagent. There is formal loss of one pi-bond in the substrate and an increase in coordination number of the relevant atom of the reagent.
has_obo_namespace: rex.obo
id: REX:0000101

Axiom
annotated source: cheletropic reaction
annotated property: definition
annotated target: A form of cycloaddition across the terminal atoms of a fully conjugated system with formation of two new sigma-bonds to a single atom of the ('monocentric') reagent. There is formal loss of one pi-bond in the substrate and an increase in coordination number of the relevant atom of the reagent.
database_cross_reference: http://goldbook.iupac.org/C01014.html

cheletropic elimination
type: Class
subclass of: Restriction
  on property: is reverse of
  some values from: cheletropic reaction
has_obo_namespace: rex.obo
id: REX:0000102

biochemical reaction
type: Class
subclass of: chemical reaction
has_obo_namespace: rex.obo
id: REX:0000103

biotransformation reaction
type: Class
subclass of: biochemical reaction
has_obo_namespace: rex.obo
id: REX:0000104

biological transport
type: Class
subclass of: transport
database_cross_reference: GO:0006810
has_obo_namespace: rex.obo
id: REX:0000105

biological electron transfer
type: Class
subclass of: electron transfer
subclass of: biochemical reaction
subclass of: Restriction
  on property: Part of
  some values from: oxidoreductase reaction
database_cross_reference: GO:0006118
has_obo_namespace: rex.obo
id: REX:0000106

oxidoreductase reaction
type: Class
subclass of: transferase reaction
subclass of: redox reaction
definition: Enzymatic redox reaction.
database_cross_reference: EC:1
database_cross_reference: GO:0016491
has_obo_namespace: rex.obo
has_related_synonym: oxidase reaction
has_related_synonym: reductase reaction
id: REX:0000107

Axiom
annotated source: oxidoreductase reaction
annotated property: definition
annotated target: Enzymatic redox reaction.
database_cross_reference: EBI:kid

transferase reaction
type: Class
subclass of: biotransformation reaction
database_cross_reference: EC:2
database_cross_reference: GO:0016740
has_obo_namespace: rex.obo
id: REX:0000108

hydrolase reaction
type: Class
subclass of: transferase reaction
database_cross_reference: EC:3
database_cross_reference: GO:0016787
has_obo_namespace: rex.obo
id: REX:0000109

lyase reaction
type: Class
subclass of: biotransformation reaction
database_cross_reference: EC:4
database_cross_reference: GO:0016829
has_obo_namespace: rex.obo
id: REX:0000110

isomerase reaction
type: Class
subclass of: biotransformation reaction
database_cross_reference: EC:5
database_cross_reference: GO:0016853
has_obo_namespace: rex.obo
id: REX:0000111

ligase reaction
type: Class
subclass of: transferase reaction
subclass of: nucleoside triphosphate (di)phosphohydrolase reaction
database_cross_reference: EC:6
database_cross_reference: GO:0016874
has_obo_namespace: rex.obo
id: REX:0000112

acid anhydride hydrolase reaction
type: Class
subclass of: hydrolase reaction
database_cross_reference: EC:3.6
has_obo_namespace: rex.obo
id: REX:0000113

phosphorus-containing anhydride hydrolase reaction
type: Class
subclass of: acid anhydride hydrolase reaction
database_cross_reference: EC:3.6.1
has_obo_namespace: rex.obo
id: REX:0000114

nucleoside-triphosphatase reaction
type: Class
subclass of: nucleoside triphosphate (di)phosphohydrolase reaction
definition: NTP + H2O --> NDP + phosphate
database_cross_reference: EC:3.6.1.15
database_cross_reference: GO:0017111
has_obo_namespace: rex.obo
has_related_synonym: nucleoside triphosphate phosphohydrolase reaction
id: REX:0000115

Axiom
annotated source: nucleoside-triphosphatase reaction
annotated property: definition
annotated target: NTP + H2O --> NDP + phosphate
database_cross_reference: EC:3.6.1.15

nucleoside-triphosphate diphosphatase reaction
type: Class
subclass of: nucleoside triphosphate (di)phosphohydrolase reaction
definition: NTP + H2O --> NMP + diphosphate
database_cross_reference: EC:3.6.1.19
database_cross_reference: GO:0047429
has_obo_namespace: rex.obo
has_related_synonym: nucleoside-triphosphate diphosphohydrolase reaction
id: REX:0000116

Axiom
annotated source: nucleoside-triphosphate diphosphatase reaction
annotated property: definition
annotated target: NTP + H2O --> NMP + diphosphate
database_cross_reference: EC:3.6.1.19

nucleoside triphosphate (di)phosphohydrolase reaction
type: Class
subclass of: phosphorus-containing anhydride hydrolase reaction
has_obo_namespace: rex.obo
id: REX:0000117

synthase reaction
type: Class
subclass of: Restriction
  on property: is reverse of
  some values from: lyase reaction
definition: X=Y + Z --> X-Y-Z
has_obo_namespace: rex.obo
id: REX:0000118

Axiom
annotated source: synthase reaction
annotated property: definition
annotated target: X=Y + Z --> X-Y-Z
database_cross_reference: EBI:kid

transmembrane transport
type: Class
subclass of: membrane process
subclass of: transport
has_obo_namespace: rex.obo
id: REX:0000119

active transport
type: Class
subclass of: solute transport
subclass of: biological membrane transport
definition: The carriage of a solute across a biological membrane from low to high concentration which requires the expenditure of (metabolic) energy.
has_obo_namespace: rex.obo
id: REX:0000120

Axiom
annotated source: active transport
annotated property: definition
annotated target: The carriage of a solute across a biological membrane from low to high concentration which requires the expenditure of (metabolic) energy.
database_cross_reference: http://goldbook.iupac.org/A00112.html

facilitated diffusion
type: Class
subclass of: solute transport
subclass of: diffusion
subclass of: biological membrane transport
definition: Diffusion across a biological membrane through the participation of specific transporting agents (transporters) or carriers.
database_cross_reference: TC:1
has_obo_namespace: rex.obo
id: REX:0000121

Axiom
annotated source: facilitated diffusion
annotated property: definition
annotated target: Diffusion across a biological membrane through the participation of specific transporting agents (transporters) or carriers.
database_cross_reference: ISBN:0198506732

simple diffusion
type: Class
subclass of: solute transport
subclass of: diffusion
definition: A diffusion across a membrane in the absence of any specific transporting agent or carrier.
has_obo_namespace: rex.obo
has_related_synonym: passive diffusion
id: REX:0000122

Axiom
annotated source: simple diffusion
annotated property: definition
annotated target: A diffusion across a membrane in the absence of any specific transporting agent or carrier.
database_cross_reference: ISBN:0198506732

primary active transport
type: Class
subclass of: active transport
database_cross_reference: GO:0015399
database_cross_reference: TC:3
has_obo_namespace: rex.obo
id: REX:0000123

secondary active transport
type: Class
subclass of: active transport
has_obo_namespace: rex.obo
id: REX:0000124

diphosphate-bond-hydrolysis-driven transport
type: Class
subclass of: primary active transport
database_cross_reference: GO:0015405
database_cross_reference: TC:3.A
has_obo_namespace: rex.obo
id: REX:0000125

decarboxylation-driven transport
type: Class
subclass of: primary active transport
database_cross_reference: GO:0015451
database_cross_reference: TC:3.B
has_obo_namespace: rex.obo
id: REX:0000126

methyl-transfer-driven transport
type: Class
subclass of: primary active transport
database_cross_reference: GO:0015452
database_cross_reference: TC:3.C
has_obo_namespace: rex.obo
id: REX:0000127

oxidoreduction-driven transport
type: Class
subclass of: oxidoreductase reaction
subclass of: primary active transport
database_cross_reference: GO:0015453
database_cross_reference: TC:3.D
has_obo_namespace: rex.obo
id: REX:0000128

light-driven transport
type: Class
subclass of: primary active transport
subclass of: photobiochemical reaction
database_cross_reference: GO:0015454
database_cross_reference: TC:3.E
has_obo_namespace: rex.obo
id: REX:0000129

transmembrane electron transfer
type: Class
subclass of: biological electron transfer
subclass of: biological membrane transport
database_cross_reference: TC:5
has_obo_namespace: rex.obo
has_related_synonym: transmembrane electron transport
id: REX:0000130

two-electron transmembrane electron transfer
type: Class
subclass of: transmembrane electron transfer
subclass of: two-electron transfer
database_cross_reference: TC:5.A
has_obo_namespace: rex.obo
id: REX:0000131

one-electron transmembrane electron transfer
type: Class
subclass of: transmembrane electron transfer
subclass of: one-electron transfer
database_cross_reference: TC:5.B
has_obo_namespace: rex.obo
id: REX:0000132

antiport
type: Class
subclass of: secondary active transport
definition: The process of coupled solute translocation in which two solutes equilibrate across an osmotic barrier, the translocation of solute being coupled to the translocation of the other in the opposite direction.
database_cross_reference: GO:0015297
has_obo_namespace: rex.obo
has_related_synonym: countertransport
id: REX:0000133

Axiom
annotated source: antiport
annotated property: definition
annotated target: The process of coupled solute translocation in which two solutes equilibrate across an osmotic barrier, the translocation of solute being coupled to the translocation of the other in the opposite direction.
database_cross_reference: ISBN:0198506732

symport
type: Class
subclass of: secondary active transport
definition: The process of solute translocation in which two solutes equilibrate across an osmotic barrier, and the translocation of one solute is coupled to the translocation of the other in the same direction.
database_cross_reference: GO:0015293
has_obo_namespace: rex.obo
has_related_synonym: cotransport
id: REX:0000134

Axiom
annotated source: symport
annotated property: definition
annotated target: The process of solute translocation in which two solutes equilibrate across an osmotic barrier, and the translocation of one solute is coupled to the translocation of the other in the same direction.
database_cross_reference: ISBN:0198506732

solute transport
type: Class
subclass of: transmembrane transport
has_obo_namespace: rex.obo
id: REX:0000135

group translocation
type: Class
subclass of: solute transport
subclass of: biological membrane transport
definition: Any process in which a substance to be transported across a biological membrane undergoes covalent modification prior crossing the membrane.
has_obo_namespace: rex.obo
id: REX:0000136

Axiom
annotated source: group translocation
annotated property: definition
annotated target: Any process in which a substance to be transported across a biological membrane undergoes covalent modification prior crossing the membrane.
database_cross_reference: ISBN:0198506732

photobiochemical reaction
type: Class
subclass of: photochemical reaction
subclass of: biochemical reaction
has_obo_namespace: rex.obo
id: REX:0000137

intermembrane electron transfer
type: Class
subclass of: biological electron transfer
subclass of: biological membrane process
database_cross_reference: PUBMED:12867466
has_obo_namespace: rex.obo
id: REX:0000138

one-electron transfer
type: Class
subclass of: biological electron transfer
has_obo_namespace: rex.obo
id: REX:0000139

two-electron transfer
type: Class
subclass of: biological electron transfer
has_obo_namespace: rex.obo
id: REX:0000140

solvation
type: Class
subclass of: macroscopic process
definition: Any stabilizing interaction of a solute (or solute moiety) and the solvent or a similar interaction of solvent with groups of an insoluble material.
has_obo_namespace: rex.obo
id: REX:0000141

Axiom
annotated source: solvation
annotated property: definition
annotated target: Any stabilizing interaction of a solute (or solute moiety) and the solvent or a similar interaction of solvent with groups of an insoluble material.
database_cross_reference: http://goldbook.iupac.org/S05747.html

coordination
type: Class
subclass of: transformation
subclass of: attachment
definition: The formation of a covalent bond, the two shared electrons of which have come from only one of the two parts of the molecular entity linked by it, as in the reaction of a Lewis acid and a Lewis base to form a Lewis adduct.
has_obo_namespace: rex.obo
id: REX:0000142

Axiom
annotated source: coordination
annotated property: definition
annotated target: The formation of a covalent bond, the two shared electrons of which have come from only one of the two parts of the molecular entity linked by it, as in the reaction of a Lewis acid and a Lewis base to form a Lewis adduct.
database_cross_reference: http://goldbook.iupac.org/C01329.html

unimolecular heterolysis
type: Class
subclass of: heterolysis
subclass of: Restriction
  on property: is reverse of
  some values from: coordination
definition: The cleavage of a covalent bond so that both bonding electrons remain with one of the two fragments between which the bond is broken (A:B --> A + :B).
has_obo_namespace: rex.obo
id: REX:0000143

Axiom
annotated source: unimolecular heterolysis
annotated property: definition
annotated target: The cleavage of a covalent bond so that both bonding electrons remain with one of the two fragments between which the bond is broken (A:B --> A + :B).
database_cross_reference: http://goldbook.iupac.org/H02809.html

colligation
type: Class
subclass of: transformation
subclass of: attachment
definition: The formation of a covalent bond by the combination or recombination of two radicals (A. + .B -> A:B).
has_obo_namespace: rex.obo
id: REX:0000144

Axiom
annotated source: colligation
annotated property: definition
annotated target: The formation of a covalent bond by the combination or recombination of two radicals (A. + .B -> A:B).
database_cross_reference: http://goldbook.iupac.org/C01153.html

unimolecular homolysis
type: Class
subclass of: homolysis
subclass of: Restriction
  on property: is reverse of
  some values from: colligation
definition: A unimolecular reaction involving homolysis of a bond (not forming part of a cyclic structure) in a molecular entity containing an even number of (paired) electrons results in the formation of two radicals (A:B --> A. + .B).
has_obo_namespace: rex.obo
id: REX:0000145

Axiom
annotated source: unimolecular homolysis
annotated property: definition
annotated target: A unimolecular reaction involving homolysis of a bond (not forming part of a cyclic structure) in a molecular entity containing an even number of (paired) electrons results in the formation of two radicals (A:B --> A. + .B).
database_cross_reference: http://goldbook.iupac.org/H02851.html

homolysis
type: Class
subclass of: detachment
subclass of: Restriction
  on property: Part of
  some values from: homolytic substitution reaction
subclass of: Restriction
  on property: Part of
  some values from: homolytic addition reaction
has_obo_namespace: rex.obo
id: REX:0000146

heterolysis
type: Class
subclass of: detachment
subclass of: Restriction
  on property: Part of
  some values from: heterolytic substitution reaction
subclass of: Restriction
  on property: Part of
  some values from: heterolytic addition reaction
has_obo_namespace: rex.obo
id: REX:0000147

attachment
type: Class
subclass of: association
definition: A transformation by which one molecular entity (the substrate) is converted into another by the formation of one (and only one) two-centre bond between the substrate and another molecular entity and which involves no other changes in connectivity in the substrate.
has_obo_namespace: rex.obo
id: REX:0000148

Axiom
annotated source: attachment
annotated property: definition
annotated target: A transformation by which one molecular entity (the substrate) is converted into another by the formation of one (and only one) two-centre bond between the substrate and another molecular entity and which involves no other changes in connectivity in the substrate.
database_cross_reference: http://goldbook.iupac.org/A00512.html

detachment
type: Class
subclass of: dissociation
subclass of: Restriction
  on property: is reverse of
  some values from: attachment
definition: The reverse of an attachment.
has_obo_namespace: rex.obo
id: REX:0000149

Axiom
annotated source: detachment
annotated property: definition
annotated target: The reverse of an attachment.
database_cross_reference: http://goldbook.iupac.org/D01625.html

association
type: Class
subclass of: transformation
definition: The assembling of separate molecular entities into any aggregate, especially of oppositely charged free ions into ion pairs or larger and not necessarily well-defined clusters of ions held together by electrostatic attraction.
has_obo_namespace: rex.obo
id: REX:0000150

Axiom
annotated source: association
annotated property: definition
annotated target: The assembling of separate molecular entities into any aggregate, especially of oppositely charged free ions into ion pairs or larger and not necessarily well-defined clusters of ions held together by electrostatic attraction.
database_cross_reference: http://goldbook.iupac.org/A00472.html

dissociation
type: Class
subclass of: transformation
subclass of: Restriction
  on property: is reverse of
  some values from: association
definition: The separation of a molecular entity into two or more molecular entities (or any similar separation within a polyatomic molecular entity).
has_obo_namespace: rex.obo
id: REX:0000151

Axiom
annotated source: dissociation
annotated property: definition
annotated target: The separation of a molecular entity into two or more molecular entities (or any similar separation within a polyatomic molecular entity).
database_cross_reference: http://goldbook.iupac.org/D01801.html

ionization
type: Class
subclass of: transformation
definition: The generation of one or more ions. It may occur, e.g. by loss of an electron from a neutral molecular entity, by the unimolecular heterolysis of such an entity into two or more ions, or by a heterolytic substitution reaction involving neutral molecules.
has_obo_namespace: rex.obo
id: REX:0000152

Axiom
annotated source: ionization
annotated property: definition
annotated target: The generation of one or more ions. It may occur, e.g. by loss of an electron from a neutral molecular entity, by the unimolecular heterolysis of such an entity into two or more ions, or by a heterolytic substitution reaction involving neutral molecules.
database_cross_reference: http://goldbook.iupac.org/I03183.html

electron attachment
type: Class
subclass of: electronation
definition: The transfer of an electron to a molecular entity, resulting in a molecular entity of (algebraically) increased negative charge.
has_obo_namespace: rex.obo
id: REX:0000153

Axiom
annotated source: electron attachment
annotated property: definition
annotated target: The transfer of an electron to a molecular entity, resulting in a molecular entity of (algebraically) increased negative charge.
database_cross_reference: http://goldbook.iupac.org/E01979.html

electron detachment
type: Class
subclass of: de-electronation
subclass of: Restriction
  on property: is reverse of
  some values from: electron attachment
definition: The reverse of an electron attachment.
has_obo_namespace: rex.obo
id: REX:0000154

Axiom
annotated source: electron detachment
annotated property: definition
annotated target: The reverse of an electron attachment.
database_cross_reference: http://goldbook.iupac.org/E01987.html

electronic transition
type: Class
subclass of: microscopic process
has_obo_namespace: rex.obo
id: REX:0000155

spin-allowed electronic transition
type: Class
subclass of: electronic transition
definition: An electronic transition which does not involve a change in the spin part of the wavefunction.
has_obo_namespace: rex.obo
id: REX:0000156

Axiom
annotated source: spin-allowed electronic transition
annotated property: definition
annotated target: An electronic transition which does not involve a change in the spin part of the wavefunction.
database_cross_reference: http://goldbook.iupac.org/S05861.html

vibronic transition
type: Class
subclass of: electronic transition
definition: A transition which involves a change in both the electronic and vibrational quantum numbers of a molecular entity, as opposed to purely electronic or purely vibrational transitions.
has_obo_namespace: rex.obo
id: REX:0000157

Axiom
annotated source: vibronic transition
annotated property: definition
annotated target: A transition which involves a change in both the electronic and vibrational quantum numbers of a molecular entity, as opposed to purely electronic or purely vibrational transitions.
database_cross_reference: http://goldbook.iupac.org/V06618.html

charge-transfer transition
type: Class
subclass of: electronic transition
definition: An electronic transition in which a large fraction of an electronic charge is transferred from one region of a molecular entity, called the electron donor, to another, called the electron acceptor (intramolecular CT) or from one molecular entity to another (intermolecular CT).
has_obo_namespace: rex.obo
has_related_synonym: CT transition
id: REX:0000158

Axiom
annotated source: charge-transfer transition
annotated property: definition
annotated target: An electronic transition in which a large fraction of an electronic charge is transferred from one region of a molecular entity, called the electron donor, to another, called the electron acceptor (intramolecular CT) or from one molecular entity to another (intermolecular CT).
database_cross_reference: http://goldbook.iupac.org/C01008.html

pi-sigma* transition
type: Class
subclass of: electronic transition
definition: An electronic transition described approximately as a promotion of an electron from a 'bonding' pi orbital to an 'antibonding' sigma orbital designated as sigma*. Such transitions generally involve high transition energies and appear close to or mixed with Rydberg transitions.
has_obo_namespace: rex.obo
has_related_synonym: pi-->sigma* transition
id: REX:0000159

Axiom
annotated source: pi-sigma* transition
annotated property: definition
annotated target: An electronic transition described approximately as a promotion of an electron from a 'bonding' pi orbital to an 'antibonding' sigma orbital designated as sigma*. Such transitions generally involve high transition energies and appear close to or mixed with Rydberg transitions.
database_cross_reference: http://goldbook.iupac.org/S04387.html

sigma-sigma* transition
type: Class
subclass of: electronic transition
definition: An electronic transition described approximately as promotion of an electron from a 'bonding' sigma orbital to an 'antibonding' sigma orbital designated as sigma*. Such transitions generally involve high transition energies, and appear close to or mixed with Rydberg transitions.
has_obo_namespace: rex.obo
has_related_synonym: sigma-->sigma* transition
id: REX:0000160

Axiom
annotated source: sigma-sigma* transition
annotated property: definition
annotated target: An electronic transition described approximately as promotion of an electron from a 'bonding' sigma orbital to an 'antibonding' sigma orbital designated as sigma*. Such transitions generally involve high transition energies, and appear close to or mixed with Rydberg transitions.
database_cross_reference: http://goldbook.iupac.org/S05435.html

ligand to metal charge transfer transition
type: Class
subclass of: charge-transfer transition
definition: An electronic transition in a metal complex that corresponds to excitation populating an electronic state in which considerable electron transfer from a ligand to a metal centre has occurred.
has_obo_namespace: rex.obo
has_related_synonym: LMCT transition
id: REX:0000161

Axiom
annotated source: ligand to metal charge transfer transition
annotated property: definition
annotated target: An electronic transition in a metal complex that corresponds to excitation populating an electronic state in which considerable electron transfer from a ligand to a metal centre has occurred.
database_cross_reference: http://goldbook.iupac.org/L03520.html

metal to ligand charge transfer transition
type: Class
subclass of: charge-transfer transition
definition: An electronic transition of a metal complex that corresponds to excitation populating an electronic state in which considerable electron transfer from the metal to a ligand has occurred.
has_obo_namespace: rex.obo
has_related_synonym: MLCT transition
id: REX:0000162

Axiom
annotated source: metal to ligand charge transfer transition
annotated property: definition
annotated target: An electronic transition of a metal complex that corresponds to excitation populating an electronic state in which considerable electron transfer from the metal to a ligand has occurred.
database_cross_reference: http://goldbook.iupac.org/M03868.html

metal to metal charge transfer transition
type: Class
subclass of: charge-transfer transition
definition: An electronic transition of a bi- or polynuclear metal complex that corresponds to excitation populating an electronic state in which considerable electron transfer between two metal centres has occurred.
has_obo_namespace: rex.obo
has_related_synonym: MMCT transition
id: REX:0000163

Axiom
annotated source: metal to metal charge transfer transition
annotated property: definition
annotated target: An electronic transition of a bi- or polynuclear metal complex that corresponds to excitation populating an electronic state in which considerable electron transfer between two metal centres has occurred.
database_cross_reference: http://goldbook.iupac.org/M03869.html

intervalence charge transfer
type: Class
subclass of: electron transfer
definition: Electron transfer (thermal or photoinduced) between two metal sites differing only in oxidation state. Quite often such electron transfer reverses the oxidation states of the sites. The term is frequently extended to the case of metal-to-metal charge transfer between non-equivalent metal centres.
has_obo_namespace: rex.obo
id: REX:0000164

Axiom
annotated source: intervalence charge transfer
annotated property: definition
annotated target: Electron transfer (thermal or photoinduced) between two metal sites differing only in oxidation state. Quite often such electron transfer reverses the oxidation states of the sites. The term is frequently extended to the case of metal-to-metal charge transfer between non-equivalent metal centres.
database_cross_reference: http://goldbook.iupac.org/I03125.html

Rydberg transition
type: Class
subclass of: electronic transition
definition: An electronic transition described approximately as promotion of an electron from a 'bonding' orbital to a Rydberg orbital.
has_obo_namespace: rex.obo
id: REX:0000165

Axiom
annotated source: Rydberg transition
annotated property: definition
annotated target: An electronic transition described approximately as promotion of an electron from a 'bonding' orbital to a Rydberg orbital.
database_cross_reference: http://goldbook.iupac.org/R05432.html

microscopic process
type: Class
subclass of: process
has_obo_namespace: rex.obo
id: REX:0000166

macroscopic process
type: Class
subclass of: process
has_obo_namespace: rex.obo
id: REX:0000167

unimolecular reaction
type: Class
subclass of: elementary reaction
definition: A reaction with a molecularity of one.
has_obo_namespace: rex.obo
id: REX:0000168

Axiom
annotated source: unimolecular reaction
annotated property: definition
annotated target: A reaction with a molecularity of one.
database_cross_reference: http://goldbook.iupac.org/M03989.html

bimolecular reaction
type: Class
subclass of: elementary reaction
definition: A reaction with a molecularity of two.
has_obo_namespace: rex.obo
id: REX:0000169

Axiom
annotated source: bimolecular reaction
annotated property: definition
annotated target: A reaction with a molecularity of two.
database_cross_reference: http://goldbook.iupac.org/M03989.html

termolecular reaction
type: Class
subclass of: elementary reaction
definition: A reaction with a molecularity of three.
has_obo_namespace: rex.obo
id: REX:0000170

Axiom
annotated source: termolecular reaction
annotated property: definition
annotated target: A reaction with a molecularity of three.
database_cross_reference: http://goldbook.iupac.org/M03989.html

phase transition
type: Class
subclass of: macroscopic process
definition: A change in the nature of a phase or in the number of phases as a result of some variation in externally imposed conditions, such as temperature, pressure, activity of a component or a magnetic, electric or stress field.
has_obo_namespace: rex.obo
id: REX:0000171

Axiom
annotated source: phase transition
annotated property: definition
annotated target: A change in the nature of a phase or in the number of phases as a result of some variation in externally imposed conditions, such as temperature, pressure, activity of a component or a magnetic, electric or stress field.
database_cross_reference: http://goldbook.iupac.org/P04537.html

magnetic transition
type: Class
subclass of: phase transition
definition: A transition between disordered and ordered arrays of atomic magnetic moments.
has_obo_namespace: rex.obo
id: REX:0000172

Axiom
annotated source: magnetic transition
annotated property: definition
annotated target: A transition between disordered and ordered arrays of atomic magnetic moments.
database_cross_reference: http://goldbook.iupac.org/M03690.html

diffusion
type: Class
subclass of: transport
definition: The spreading or scattering of a gaseous or liquid material.
has_obo_namespace: rex.obo
id: REX:0000173

Axiom
annotated source: diffusion
annotated property: definition
annotated target: The spreading or scattering of a gaseous or liquid material.
database_cross_reference: http://goldbook.iupac.org/D01716.html

microscopic chemical event
type: Class
subclass of: microscopic process
subclass of: Restriction
  on property: Part of
  some values from: elementary reaction
definition: A process that results in the interconversion of molecular entities.
has_obo_namespace: rex.obo
id: REX:0000174

Axiom
annotated source: microscopic chemical event
annotated property: definition
annotated target: A process that results in the interconversion of molecular entities.
database_cross_reference: http://goldbook.iupac.org/C01033.html
database_cross_reference: http://goldbook.iupac.org/M03910.html

mesomorphic transition
type: Class
subclass of: phase transition
definition: A transition that occurs between a fully-ordered crystalline solid and an isotropic liquid. Mesomorphic transitions can occur (i) from a crystal to a liquid crystal (ii) from a liquid crystal to another liquid crystal and (iii) from a liquid crystal to an isotropic liquid.
has_obo_namespace: rex.obo
id: REX:0000175

Axiom
annotated source: mesomorphic transition
annotated property: definition
annotated target: A transition that occurs between a fully-ordered crystalline solid and an isotropic liquid. Mesomorphic transitions can occur (i) from a crystal to a liquid crystal (ii) from a liquid crystal to another liquid crystal and (iii) from a liquid crystal to an isotropic liquid.
database_cross_reference: http://goldbook.iupac.org/M03847.html

polymorphic transition
type: Class
subclass of: phase transition
definition: A reversible transition of a solid crystalline phase at a certain temperature and pressure (the inversion point) to another phase of the same chemical composition with a different crystal structure.
has_obo_namespace: rex.obo
has_related_synonym: enantiotropic transition
id: REX:0000176

Axiom
annotated source: polymorphic transition
annotated property: definition
annotated target: A reversible transition of a solid crystalline phase at a certain temperature and pressure (the inversion point) to another phase of the same chemical composition with a different crystal structure.
database_cross_reference: http://goldbook.iupac.org/P04748.html

melting
type: Class
subclass of: phase transition
definition: The conversion of a solid to a liquid by the application of heat and/or pressure.
has_obo_namespace: rex.obo
id: REX:0000177

Axiom
annotated source: melting
annotated property: definition
annotated target: The conversion of a solid to a liquid by the application of heat and/or pressure.
database_cross_reference: http://goldbook.iupac.org/M03821.html

evaporation
type: Class
subclass of: phase transition
subclass of: endothermic process
definition: The physical process by which a liquid substance is converted to a gas or vapour.
has_obo_namespace: rex.obo
id: REX:0000178

Axiom
annotated source: evaporation
annotated property: definition
annotated target: The physical process by which a liquid substance is converted to a gas or vapour.
database_cross_reference: http://goldbook.iupac.org/E02227.html

crystallization
type: Class
subclass of: phase transition
definition: The formation of a crystalline solid from a solution, melt vapour or a different solid phase, generally by the lowering of the temperature or by evaporation of a solvent.
has_obo_namespace: rex.obo
id: REX:0000179

Axiom
annotated source: crystallization
annotated property: definition
annotated target: The formation of a crystalline solid from a solution, melt vapour or a different solid phase, generally by the lowering of the temperature or by evaporation of a solvent.
database_cross_reference: http://goldbook.iupac.org/C01434.html

sublimation
type: Class
subclass of: phase transition
definition: The direct transition of a solid to a vapour without passing through a liquid phase.
has_obo_namespace: rex.obo
id: REX:0000180

Axiom
annotated source: sublimation
annotated property: definition
annotated target: The direct transition of a solid to a vapour without passing through a liquid phase.
database_cross_reference: http://goldbook.iupac.org/S06069.html

interphase transition
type: Class
subclass of: phase transition
definition: A transition that occurs at boundaries between phases.
has_obo_namespace: rex.obo
id: REX:0000181

Axiom
annotated source: interphase transition
annotated property: definition
annotated target: A transition that occurs at boundaries between phases.
database_cross_reference: http://goldbook.iupac.org/I03119.html

precipitation
type: Class
subclass of: interphase transition
definition: The sedimentation of a solid material (a precipitate) from a liquid solution in which the material is present in amounts greater than its solubility in the liquid.
has_obo_namespace: rex.obo
id: REX:0000182

Axiom
annotated source: precipitation
annotated property: definition
annotated target: The sedimentation of a solid material (a precipitate) from a liquid solution in which the material is present in amounts greater than its solubility in the liquid.
database_cross_reference: http://goldbook.iupac.org/P04795.html

nucleation and growth
type: Class
subclass of: phase transition
definition: A process in a phase transition in which nuclei of a new phase are first formed, followed by the propagation of the new phase at a faster rate.
has_obo_namespace: rex.obo
id: REX:0000183

Axiom
annotated source: nucleation and growth
annotated property: definition
annotated target: A process in a phase transition in which nuclei of a new phase are first formed, followed by the propagation of the new phase at a faster rate.
database_cross_reference: http://goldbook.iupac.org/N04244.html

discontinuous precipitation
type: Class
subclass of: nucleation and growth
definition: A diffusional reaction in a multi-component system in which structural and compositional changes occur in regions immediately adjacent to the advancing interface. The parent phase remains unchanged until swept over by the interface; the transition is complete in regions over which the interface has passed.
has_obo_namespace: rex.obo
id: REX:0000184

Axiom
annotated source: discontinuous precipitation
annotated property: definition
annotated target: A diffusional reaction in a multi-component system in which structural and compositional changes occur in regions immediately adjacent to the advancing interface. The parent phase remains unchanged until swept over by the interface; the transition is complete in regions over which the interface has passed.
database_cross_reference: http://goldbook.iupac.org/D01782.html

continuous precipitation
type: Class
subclass of: nucleation and growth
definition: A diffusional reaction in a multi-component system in which atoms are transported to the growing nuclei by diffusion over relatively large distances in the parent phase and during which the mean composition of the parent phase changes continuously towards its equilibrium value.
has_obo_namespace: rex.obo
id: REX:0000185

Axiom
annotated source: continuous precipitation
annotated property: definition
annotated target: A diffusional reaction in a multi-component system in which atoms are transported to the growing nuclei by diffusion over relatively large distances in the parent phase and during which the mean composition of the parent phase changes continuously towards its equilibrium value.
database_cross_reference: http://goldbook.iupac.org/C01306.html

agglomeration
type: Class
subclass of: interphase transition
definition: The formation and growth of aggregates ultimately leading to phase separation by the formation of precipitates of larger than colloidal size.
has_obo_namespace: rex.obo
id: REX:0000186

Axiom
annotated source: agglomeration
annotated property: definition
annotated target: The formation and growth of aggregates ultimately leading to phase separation by the formation of precipitates of larger than colloidal size.
database_cross_reference: http://goldbook.iupac.org/A00182.html

micellar solubilization
type: Class
subclass of: interphase transition
definition: In a system formed by a solvent, an association colloid and at least one other component (the solubilizate), the incorporation of this other component into or on the micelles.
has_obo_namespace: rex.obo
has_related_synonym: solubilization
id: REX:0000187

Axiom
annotated source: micellar solubilization
annotated property: definition
annotated target: In a system formed by a solvent, an association colloid and at least one other component (the solubilizate), the incorporation of this other component into or on the micelles.
database_cross_reference: http://goldbook.iupac.org/M03887.html

absorption
type: Class
subclass of: macroscopic process
definition: The process of one material (absorbent) being retained by another (absorbate).
has_obo_namespace: rex.obo
id: REX:0000188

Axiom
annotated source: absorption
annotated property: definition
annotated target: The process of one material (absorbent) being retained by another (absorbate).
database_cross_reference: http://goldbook.iupac.org/A00036.html

sol-gel transition
type: Class
subclass of: phase transition
definition: The transition of a suspension of solid particles in a liquid (sol) to an apparent solid, jelly-like material (gel).
has_obo_namespace: rex.obo
id: REX:0000189

Axiom
annotated source: sol-gel transition
annotated property: definition
annotated target: The transition of a suspension of solid particles in a liquid (sol) to an apparent solid, jelly-like material (gel).
database_cross_reference: http://goldbook.iupac.org/S05731.html

nucleation
type: Class
subclass of: interphase transition
definition: The process by which nuclei are formed in solution.
has_obo_namespace: rex.obo
id: REX:0000190

Axiom
annotated source: nucleation
annotated property: definition
annotated target: The process by which nuclei are formed in solution.
database_cross_reference: http://goldbook.iupac.org/N04243.html

homogeneous nucleation
type: Class
subclass of: nucleation
definition: The condensation of a single chemical compound in solution.
has_obo_namespace: rex.obo
id: REX:0000191

Axiom
annotated source: homogeneous nucleation
annotated property: definition
annotated target: The condensation of a single chemical compound in solution.
database_cross_reference: http://goldbook.iupac.org/N04243.html

simultaneous nucleation
type: Class
subclass of: nucleation
definition: The simultaneous condensation of more than one compound in solution.
has_obo_namespace: rex.obo
id: REX:0000192

Axiom
annotated source: simultaneous nucleation
annotated property: definition
annotated target: The simultaneous condensation of more than one compound in solution.
database_cross_reference: http://goldbook.iupac.org/N04243.html

heterogeneous nucleation
type: Class
subclass of: nucleation
definition: The condensation of a compound in solution on a foreign substance.
has_obo_namespace: rex.obo
id: REX:0000193

Axiom
annotated source: heterogeneous nucleation
annotated property: definition
annotated target: The condensation of a compound in solution on a foreign substance.
database_cross_reference: http://goldbook.iupac.org/N04243.html

electrode process
type: Class
subclass of: surface process
subclass of: electrochemical reaction
definition: The totality of changes occurring at or near a single electrode during the passage of current.
has_obo_namespace: rex.obo
id: REX:0000194

Axiom
annotated source: electrode process
annotated property: definition
annotated target: The totality of changes occurring at or near a single electrode during the passage of current.
database_cross_reference: http://goldbook.iupac.org/E01959.html

electrode reaction
type: Class
subclass of: Restriction
  on property: Part of
  some values from: electrode process
definition: For an electrode process at a given potential the current is controlled by the kinetics of a number of steps which include the transport of reactants to and from the interface and the interfacial reaction itself. The latter, which is called the electrode reaction, must always include at least one elementary step in which charge is transferred from one phase to the other, but may also involve purely chemical steps within the interfacial region.
has_obo_namespace: rex.obo
id: REX:0000195

Axiom
annotated source: electrode reaction
annotated property: definition
annotated target: For an electrode process at a given potential the current is controlled by the kinetics of a number of steps which include the transport of reactants to and from the interface and the interfacial reaction itself. The latter, which is called the electrode reaction, must always include at least one elementary step in which charge is transferred from one phase to the other, but may also involve purely chemical steps within the interfacial region.
database_cross_reference: http://goldbook.iupac.org/E01960.html

adiabatic electron transfer
type: Class
subclass of: electron transfer
definition: Electron transfer process in which the reacting system remains on a single electronic surface in passing from reactants to products.
has_obo_namespace: rex.obo
id: REX:0000196

Axiom
annotated source: adiabatic electron transfer
annotated property: definition
annotated target: Electron transfer process in which the reacting system remains on a single electronic surface in passing from reactants to products.
database_cross_reference: http://goldbook.iupac.org/A00142.html

diabatic electron transfer
type: Class
subclass of: electron transfer
definition: Electron transfer process in which the reacting system has to cross over between different electronic surfaces in passing from reactants to products.
has_obo_namespace: rex.obo
id: REX:0000197

Axiom
annotated source: diabatic electron transfer
annotated property: definition
annotated target: Electron transfer process in which the reacting system has to cross over between different electronic surfaces in passing from reactants to products.
database_cross_reference: http://goldbook.iupac.org/D01659.html

adsorption
type: Class
subclass of: surface process
definition: An increase in the concentration of a dissolved substance at the interface of a condensed and a liquid phase due to the operation of surface forces. Adsorption can also occur at the interface of a condensed and a gaseous phase.
has_obo_namespace: rex.obo
id: REX:0000198

Axiom
annotated source: adsorption
annotated property: definition
annotated target: An increase in the concentration of a dissolved substance at the interface of a condensed and a liquid phase due to the operation of surface forces. Adsorption can also occur at the interface of a condensed and a gaseous phase.
database_cross_reference: http://goldbook.iupac.org/A00155.html

desorption
type: Class
subclass of: Restriction
  on property: is reverse of
  some values from: adsorption
definition: The converse of adsorption, i.e. the decrease in the amount of adsorbed substance.
has_obo_namespace: rex.obo
id: REX:0000199

Axiom
annotated source: desorption
annotated property: definition
annotated target: The converse of adsorption, i.e. the decrease in the amount of adsorbed substance.
database_cross_reference: http://goldbook.iupac.org/D01620.html

desorption (by displacement)
type: Class
subclass of: desorption
definition: The process in which expulsion of a previously adsorbed component from the interfacial layer is effected by subsequent stronger adsorption of another component.
has_obo_namespace: rex.obo
id: REX:0000200

Axiom
annotated source: desorption (by displacement)
annotated property: definition
annotated target: The process in which expulsion of a previously adsorbed component from the interfacial layer is effected by subsequent stronger adsorption of another component.
database_cross_reference: http://goldbook.iupac.org/D01621.html

dissociative adsorption
type: Class
subclass of: chemisorption
definition: Adsorption with dissociation into two or more fragments, both or all of which are bound to the surface of the adsorbent.
has_obo_namespace: rex.obo
has_related_synonym: dissociative chemisorption
id: REX:0000201

Axiom
annotated source: dissociative adsorption
annotated property: definition
annotated target: Adsorption with dissociation into two or more fragments, both or all of which are bound to the surface of the adsorbent.
database_cross_reference: http://goldbook.iupac.org/D01803.html

associative desorption
type: Class
subclass of: desorption
subclass of: Restriction
  on property: is reverse of
  some values from: dissociative adsorption
has_obo_namespace: rex.obo
id: REX:0000202

reactive adsorption
type: Class
subclass of: chemisorption
definition: Reactive adsorption (and its reverse, reactive desorption) resembles dissociative adsorption (and its reverse, associative desorption) but one fragment adds to an adsorbate rather than to a surface site.
has_obo_namespace: rex.obo
id: REX:0000203

Axiom
annotated source: reactive adsorption
annotated property: definition
annotated target: Reactive adsorption (and its reverse, reactive desorption) resembles dissociative adsorption (and its reverse, associative desorption) but one fragment adds to an adsorbate rather than to a surface site.
database_cross_reference: http://goldbook.iupac.org/R05181.html

reactive desorption
type: Class
subclass of: desorption
subclass of: Restriction
  on property: is reverse of
  some values from: reactive adsorption
definition: Reverse of reactive adsorption.
has_obo_namespace: rex.obo
id: REX:0000204

Axiom
annotated source: reactive desorption
annotated property: definition
annotated target: Reverse of reactive adsorption.
database_cross_reference: http://goldbook.iupac.org/R05183.html

associative adsorption
type: Class
subclass of: chemisorption
has_obo_namespace: rex.obo
has_related_synonym: non-dissociative chemisorption
id: REX:0000205

surface process
type: Class
subclass of: macroscopic process
has_obo_namespace: rex.obo
has_related_synonym: interface process
id: REX:0000206

physisorption
type: Class
subclass of: adsorption
definition: Adsorption in which the forces involved are intermolecular forces (van der Waals forces) of the same kind as those responsible for the imperfection of real gases and the condensation vapours, and which do not involve a significant change in the electronic orbital patterns of the species involved.
has_obo_namespace: rex.obo
has_related_synonym: physical adsorption
has_related_synonym: van der Waals adsorption
id: REX:0000207

Axiom
annotated source: physisorption
annotated property: definition
annotated target: Adsorption in which the forces involved are intermolecular forces (van der Waals forces) of the same kind as those responsible for the imperfection of real gases and the condensation vapours, and which do not involve a significant change in the electronic orbital patterns of the species involved.
database_cross_reference: http://goldbook.iupac.org/P04667.html

chemisorption
type: Class
subclass of: chemical reaction
subclass of: adsorption
definition: Adsorption which results from chemical bond formation (strong interaction) between the adsorbent and the adsorbate in a monolayer on the surface.
has_obo_namespace: rex.obo
has_related_synonym: chemical adsorption
id: REX:0000208

Axiom
annotated source: chemisorption
annotated property: definition
annotated target: Adsorption which results from chemical bond formation (strong interaction) between the adsorbent and the adsorbate in a monolayer on the surface.
database_cross_reference: http://goldbook.iupac.org/C01048.html

charge-transfer adsorption
type: Class
subclass of: chemisorption
definition: Oxidative or reductive chemisorption where 'reductive' and 'oxidative' refer to electron gain or loss on species in the solid.
has_obo_namespace: rex.obo
id: REX:0000209

Axiom
annotated source: charge-transfer adsorption
annotated property: definition
annotated target: Oxidative or reductive chemisorption where 'reductive' and 'oxidative' refer to electron gain or loss on species in the solid.
database_cross_reference: http://goldbook.iupac.org/C01002.html

multilayer adsorption
type: Class
subclass of: adsorption
definition: Adsorption such that the adsorption space accommodates more than one layer of molecules, and not all adsorbed molecules are in contact with the surface layer of the adsorbent.
has_obo_namespace: rex.obo
id: REX:0000210

Axiom
annotated source: multilayer adsorption
annotated property: definition
annotated target: Adsorption such that the adsorption space accommodates more than one layer of molecules, and not all adsorbed molecules are in contact with the surface layer of the adsorbent.
database_cross_reference: http://goldbook.iupac.org/M04050.html

diabatic photoreaction
type: Class
subclass of: photochemical reaction
definition: Within the Born-Oppenheimer approximation, a reaction beginning on one excited state 'potential-energy surface' and ending, as a result of radiationless transition, on another surface, usually that of the ground state.
has_obo_namespace: rex.obo
has_related_synonym: non-adiabatic photoreaction
id: REX:0000211

Axiom
annotated source: diabatic photoreaction
annotated property: definition
annotated target: Within the Born-Oppenheimer approximation, a reaction beginning on one excited state 'potential-energy surface' and ending, as a result of radiationless transition, on another surface, usually that of the ground state.
database_cross_reference: http://goldbook.iupac.org/D01660.html

adiabatic photoreaction
type: Class
subclass of: photochemical reaction
definition: Within the Born-Oppenheimer approximation, a reaction of an excited state species that occurs on a single 'potential-energy surface'.
has_obo_namespace: rex.obo
id: REX:0000212

Axiom
annotated source: adiabatic photoreaction
annotated property: definition
annotated target: Within the Born-Oppenheimer approximation, a reaction of an excited state species that occurs on a single 'potential-energy surface'.
database_cross_reference: http://goldbook.iupac.org/A00145.html

electrochemical reaction
type: Class
subclass of: chemical reaction
has_obo_namespace: rex.obo
id: REX:0000213

electrodeposition
type: Class
subclass of: electrode process
definition: The deposition of dissolved or suspended material by an electric field on an electrode.
has_obo_namespace: rex.obo
id: REX:0000214

Axiom
annotated source: electrodeposition
annotated property: definition
annotated target: The deposition of dissolved or suspended material by an electric field on an electrode.
database_cross_reference: http://goldbook.iupac.org/E01955.html

electro-crystallization
type: Class
subclass of: crystallization
subclass of: electrodeposition
has_obo_namespace: rex.obo
has_related_synonym: electrocrystallization
id: REX:0000215

micellar catalysis
type: Class
subclass of: heterogeneous catalysis
definition: The acceleration of a chemical reaction in solution by the addition of a surfactant at a concentration higher than its critical micelle concentration so that the reaction can proceed in the environment of surfactant aggregates (micelles).
has_obo_namespace: rex.obo
id: REX:0000216

Axiom
annotated source: micellar catalysis
annotated property: definition
annotated target: The acceleration of a chemical reaction in solution by the addition of a surfactant at a concentration higher than its critical micelle concentration so that the reaction can proceed in the environment of surfactant aggregates (micelles).
database_cross_reference: http://goldbook.iupac.org/M03885.html

nucleophilic catalysis
type: Class
subclass of: catalysis
definition: Catalysis by a Lewis base, involving formation of a Lewis adduct as a reaction intermediate.
has_obo_namespace: rex.obo
id: REX:0000217

Axiom
annotated source: nucleophilic catalysis
annotated property: definition
annotated target: Catalysis by a Lewis base, involving formation of a Lewis adduct as a reaction intermediate.
database_cross_reference: http://goldbook.iupac.org/N04250.html

inhibition
type: Class
subclass of: modification of reaction
definition: The decrease in rate of reaction brought about by the addition of a substance (inhibitor), by virtue of its effect on the concentration of a reactant, catalyst or reaction intermediate.
has_obo_namespace: rex.obo
id: REX:0000218

Axiom
annotated source: inhibition
annotated property: definition
annotated target: The decrease in rate of reaction brought about by the addition of a substance (inhibitor), by virtue of its effect on the concentration of a reactant, catalyst or reaction intermediate.
database_cross_reference: http://goldbook.iupac.org/I03034.html

mechanism-based inhibition
type: Class
subclass of: irreversible enzyme inhibition
definition: Irreversible inhibition of an enzyme due to its catalysis of the reaction of an artificial substrate.
has_obo_namespace: rex.obo
has_related_synonym: suicide inhibition
id: REX:0000219

Axiom
annotated source: mechanism-based inhibition
annotated property: definition
annotated target: Irreversible inhibition of an enzyme due to its catalysis of the reaction of an artificial substrate.
database_cross_reference: http://goldbook.iupac.org/M03805.html

competitive inhibition
type: Class
subclass of: reversible inhibition of catalysis
definition: The reduction in rate due to reduction or loss of activity of a catalyst, caused by adsorption of poison which is not greatly preferred to adsorption of reactant.
has_obo_namespace: rex.obo
id: REX:0000220

Axiom
annotated source: competitive inhibition
annotated property: definition
annotated target: The reduction in rate due to reduction or loss of activity of a catalyst, caused by adsorption of poison which is not greatly preferred to adsorption of reactant.
database_cross_reference: http://goldbook.iupac.org/C01200.html

activation
type: Class
subclass of: modification of reaction
has_obo_namespace: rex.obo
id: REX:0000221

chemical activation
type: Class
subclass of: activation
definition: When some of the energy required for a reaction is provided by a preceding exothermic chemical reaction there is said to be chemical activation.
has_obo_namespace: rex.obo
id: REX:0000222

Axiom
annotated source: chemical activation
annotated property: definition
annotated target: When some of the energy required for a reaction is provided by a preceding exothermic chemical reaction there is said to be chemical activation.
database_cross_reference: http://goldbook.iupac.org/C01017.html

activation of catalysis
type: Class
subclass of: activation
definition: An added substance that increases the rate of a catalysed reaction is known as an activator, and the effect is called activation.
has_obo_namespace: rex.obo
id: REX:0000223

Axiom
annotated source: activation of catalysis
annotated property: definition
annotated target: An added substance that increases the rate of a catalysed reaction is known as an activator, and the effect is called activation.
database_cross_reference: http://goldbook.iupac.org/A00093.html

inhibition of catalysis
type: Class
subclass of: inhibition
subclass of: modification of catalysis
has_obo_namespace: rex.obo
id: REX:0000224

reversible enzyme inhibition
type: Class
subclass of: enzyme inhibition
subclass of: reversible modification of enzyme catalysis
subclass of: reversible inhibition of catalysis
has_obo_namespace: rex.obo
id: REX:0000225

linear enzyme inhibition
type: Class
subclass of: reversible enzyme inhibition
has_obo_namespace: rex.obo
has_related_synonym: complete inhibition
has_related_synonym: simple inhibition
id: REX:0000226

mixed inhibition
type: Class
subclass of: linear enzyme inhibition
has_obo_namespace: rex.obo
id: REX:0000227

non-competitive inhibition
type: Class
subclass of: mixed inhibition
has_obo_namespace: rex.obo
id: REX:0000228

uncompetitive inhibition
type: Class
subclass of: linear enzyme inhibition
has_obo_namespace: rex.obo
id: REX:0000229

reversible enzyme activation
type: Class
subclass of: enzyme activation
subclass of: reversible modification of enzyme catalysis
has_obo_namespace: rex.obo
id: REX:0000230

essential activation
type: Class
subclass of: reversible enzyme activation
definition: In essential activation, the free enzyme without activator bound to it has no activity and does not bind substrate.
has_obo_namespace: rex.obo
has_related_synonym: compulsory activation
has_related_synonym: specific activation
id: REX:0000231

Axiom
annotated source: essential activation
annotated property: definition
annotated target: In essential activation, the free enzyme without activator bound to it has no activity and does not bind substrate.
database_cross_reference: ISBN:1855781581

hyperbolic activation
type: Class
subclass of: reversible enzyme activation
has_obo_namespace: rex.obo
has_related_synonym: non-essential activation
has_related_synonym: partial activation
id: REX:0000232

enzyme inhibition
type: Class
subclass of: inhibition of catalysis
subclass of: modification of enzyme catalysis
has_obo_namespace: rex.obo
id: REX:0000233

irreversible enzyme inhibition
type: Class
subclass of: enzyme inhibition
subclass of: irreversible modification of enzyme catalysis
subclass of: irreversible inhibition of catalysis
has_obo_namespace: rex.obo
id: REX:0000234

modification of reaction
type: Class
subclass of: chemical reaction
has_obo_namespace: rex.obo
id: REX:0000235

modification of catalysis
type: Class
subclass of: modification of reaction
has_obo_namespace: rex.obo
id: REX:0000236

competitive enzyme inhibition
type: Class
subclass of: competitive inhibition
subclass of: linear enzyme inhibition
has_obo_namespace: rex.obo
has_related_synonym: competitive inhibition
id: REX:0000237

modification of enzyme catalysis
type: Class
subclass of: biochemical reaction
subclass of: modification of catalysis
has_obo_namespace: rex.obo
id: REX:0000238

enzyme activation
type: Class
subclass of: activation of catalysis
subclass of: modification of enzyme catalysis
definition: Any process leading to increase of enzymatic activity.
has_obo_namespace: rex.obo
id: REX:0000239

Axiom
annotated source: enzyme activation
annotated property: definition
annotated target: Any process leading to increase of enzymatic activity.
database_cross_reference: EBI:kid

irreversible enzyme activation
type: Class
subclass of: enzyme activation
subclass of: irreversible modification of enzyme catalysis
has_obo_namespace: rex.obo
id: REX:0000240

zymogen activation
type: Class
subclass of: irreversible enzyme activation
definition: Conversion of inactive precursors (zymogens) into active enzymes by limited proteolysis.
has_obo_namespace: rex.obo
has_related_synonym: proteolytic activation
id: REX:0000241

Axiom
annotated source: zymogen activation
annotated property: definition
annotated target: Conversion of inactive precursors (zymogens) into active enzymes by limited proteolysis.
database_cross_reference: PUBMED:9568890

enzyme activation by phosphate group transfer
type: Class
subclass of: irreversible enzyme activation
has_obo_namespace: rex.obo
id: REX:0000242

irreversible modification of enzyme catalysis
type: Class
subclass of: modification of enzyme catalysis
has_obo_namespace: rex.obo
id: REX:0000243

reversible modification of enzyme catalysis
type: Class
subclass of: modification of enzyme catalysis
has_obo_namespace: rex.obo
id: REX:0000244

hyperbolic inhibition
type: Class
subclass of: reversible enzyme inhibition
has_obo_namespace: rex.obo
has_related_synonym: partial inhibition
id: REX:0000245

non-competitive inhibition by protons
type: Class
subclass of: non-competitive inhibition
has_obo_namespace: rex.obo
id: REX:0000246

reversible inhibition of catalysis
type: Class
subclass of: inhibition of catalysis
has_obo_namespace: rex.obo
id: REX:0000247

irreversible inhibition of catalysis
type: Class
subclass of: inhibition of catalysis
has_obo_namespace: rex.obo
id: REX:0000248

catalytic poisoning
type: Class
subclass of: irreversible inhibition of catalysis
definition: The action of catalytic poison.
has_obo_namespace: rex.obo
id: REX:0000249

Axiom
annotated source: catalytic poisoning
annotated property: definition
annotated target: The action of catalytic poison.
database_cross_reference: http://goldbook.iupac.org/P04706.html

temporary poisoning
type: Class
subclass of: reversible inhibition of catalysis
definition: Weak and reversible adsorption of a poison, such that removal of the poison from the fluid phase results in restoration of the original catalytic activity.
has_obo_namespace: rex.obo
id: REX:0000250

Axiom
annotated source: temporary poisoning
annotated property: definition
annotated target: Weak and reversible adsorption of a poison, such that removal of the poison from the fluid phase results in restoration of the original catalytic activity.
database_cross_reference: http://goldbook.iupac.org/T06270.html

polymerization
type: Class
subclass of: stepwise reaction
definition: The process of converting a monomer or a mixture of monomers into a polymer.
has_obo_namespace: rex.obo
id: REX:0000251

Axiom
annotated source: polymerization
annotated property: definition
annotated target: The process of converting a monomer or a mixture of monomers into a polymer.
database_cross_reference: http://goldbook.iupac.org/P04740.html

condensation polymerization
type: Class
subclass of: polymerization
definition: Polymerization by a repeated condensation process.
has_obo_namespace: rex.obo
has_related_synonym: polycondensation
id: REX:0000252

Axiom
annotated source: condensation polymerization
annotated property: definition
annotated target: Polymerization by a repeated condensation process.
database_cross_reference: http://goldbook.iupac.org/C01237.html
database_cross_reference: http://goldbook.iupac.org/P04722.html

condensation reaction
type: Class
subclass of: chemical reaction
definition: A (usually stepwise) reaction in which two or more reactants (or remote reactive sites within the same molecular entity) yield a single main product with accompanying formation of water or of some other small molecule, e.g. ammonia, ethanol, acetic acid, hydrogen sulfide.
has_obo_namespace: rex.obo
has_related_synonym: condensation
id: REX:0000253

Axiom
annotated source: condensation reaction
annotated property: definition
annotated target: A (usually stepwise) reaction in which two or more reactants (or remote reactive sites within the same molecular entity) yield a single main product with accompanying formation of water or of some other small molecule, e.g. ammonia, ethanol, acetic acid, hydrogen sulfide.
database_cross_reference: http://goldbook.iupac.org/C01238.html

ring-opening polymerization
type: Class
subclass of: polymerization
definition: A polymerization in which a cyclic monomer yields a monomeric unit which is acyclic or contains fewer cycles than the monomer.
has_obo_namespace: rex.obo
id: REX:0000254

Axiom
annotated source: ring-opening polymerization
annotated property: definition
annotated target: A polymerization in which a cyclic monomer yields a monomeric unit which is acyclic or contains fewer cycles than the monomer.
database_cross_reference: http://goldbook.iupac.org/R05396.html

stereoselective polymerization
type: Class
subclass of: polymerization
definition: Polymerization in which a polymer molecule is formed from a mixture of stereoisomeric monomer molecules by incorporation of only one stereoisomeric species.
has_obo_namespace: rex.obo
id: REX:0000255

Axiom
annotated source: stereoselective polymerization
annotated property: definition
annotated target: Polymerization in which a polymer molecule is formed from a mixture of stereoisomeric monomer molecules by incorporation of only one stereoisomeric species.
database_cross_reference: http://goldbook.iupac.org/S05989.html

chain polymerization
type: Class
subclass of: chain reaction
subclass of: polymerization
definition: A chain reaction in which the growth of a polymer chain proceeds exclusively by reaction(s) between monomer(s) and reactive site(s) on the polymer chain with regeneration of the reactive site(s) at the end of each growth step.
has_obo_namespace: rex.obo
id: REX:0000256

Axiom
annotated source: chain polymerization
annotated property: definition
annotated target: A chain reaction in which the growth of a polymer chain proceeds exclusively by reaction(s) between monomer(s) and reactive site(s) on the polymer chain with regeneration of the reactive site(s) at the end of each growth step.
database_cross_reference: http://goldbook.iupac.org/C00958.html

condensative chain polymerization
type: Class
subclass of: condensation reaction
subclass of: chain polymerization
definition: Chain polymerization occurring with the formation of small molecules.
has_obo_namespace: rex.obo
id: REX:0000257

Axiom
annotated source: condensative chain polymerization
annotated property: definition
annotated target: Chain polymerization occurring with the formation of small molecules.
database_cross_reference: http://goldbook.iupac.org/C00958.html

chain transfer
type: Class
subclass of: chain initiation
subclass of: chain termination
subclass of: Restriction
  on property: Part of
  some values from: telomerization
definition: The abstraction, by the radical end of a growing chain-polymer, of an atom from another molecule. The growth of the polymer chain is thereby terminated but a new radical, capable of chain propagation and polymerization, is simultaneously created.
has_obo_namespace: rex.obo
id: REX:0000258

Axiom
annotated source: chain transfer
annotated property: definition
annotated target: The abstraction, by the radical end of a growing chain-polymer, of an atom from another molecule. The growth of the polymer chain is thereby terminated but a new radical, capable of chain propagation and polymerization, is simultaneously created.
database_cross_reference: http://goldbook.iupac.org/C00963.html

ionic polymerization
type: Class
subclass of: chain polymerization
definition: A chain polymerization in which the kinetic-chain carriers are ions or ion pairs.
has_obo_namespace: rex.obo
id: REX:0000259

Axiom
annotated source: ionic polymerization
annotated property: definition
annotated target: A chain polymerization in which the kinetic-chain carriers are ions or ion pairs.
database_cross_reference: http://goldbook.iupac.org/I03178.html

radical polymerization
type: Class
subclass of: chain polymerization
definition: A chain polymerization in which the kinetic-chain carriers are radicals.
has_obo_namespace: rex.obo
id: REX:0000260

Axiom
annotated source: radical polymerization
annotated property: definition
annotated target: A chain polymerization in which the kinetic-chain carriers are radicals.
database_cross_reference: http://goldbook.iupac.org/R05075.html

living polymerization
type: Class
subclass of: chain polymerization
definition: A chain polymerization from which chain transfer and chain termination are absent.
has_obo_namespace: rex.obo
id: REX:0000261

Axiom
annotated source: living polymerization
annotated property: definition
annotated target: A chain polymerization from which chain transfer and chain termination are absent.
database_cross_reference: http://goldbook.iupac.org/L03597.html

anionic polymerization
type: Class
subclass of: ionic polymerization
definition: An ionic polymerization in which the kinetic-chain carriers are anions.
has_obo_namespace: rex.obo
id: REX:0000262

Axiom
annotated source: anionic polymerization
annotated property: definition
annotated target: An ionic polymerization in which the kinetic-chain carriers are anions.
database_cross_reference: http://goldbook.iupac.org/A00361.html

cationic polymerization
type: Class
subclass of: ionic polymerization
definition: An ionic polymerization in which the kinetic-chain carriers are cations.
has_obo_namespace: rex.obo
id: REX:0000263

Axiom
annotated source: cationic polymerization
annotated property: definition
annotated target: An ionic polymerization in which the kinetic-chain carriers are cations.
database_cross_reference: http://goldbook.iupac.org/C00910.html

photoinduced polymerization
type: Class
subclass of: photochemical reaction
subclass of: polymerization
definition: The polymerization of a monomer by a free radical or ionic chain reaction initiated by photoexcitation.
has_obo_namespace: rex.obo
id: REX:0000264

Axiom
annotated source: photoinduced polymerization
annotated property: definition
annotated target: The polymerization of a monomer by a free radical or ionic chain reaction initiated by photoexcitation.
database_cross_reference: http://goldbook.iupac.org/P04618.html

photoinitiation
type: Class
subclass of: chain initiation
subclass of: Restriction
  on property: Part of
  some values from: photoinduced polymerization
definition: The photoproduction of a free radical or ion capable of initiating a chain reaction such as a polymerization.
has_obo_namespace: rex.obo
id: REX:0000265

Axiom
annotated source: photoinitiation
annotated property: definition
annotated target: The photoproduction of a free radical or ion capable of initiating a chain reaction such as a polymerization.
database_cross_reference: http://goldbook.iupac.org/P04619.html

polyaddition
type: Class
subclass of: polymerization
definition: A polymerization in which the growth of polymer chains proceeds by addition reactions between molecules of all degrees of polymerization.
has_obo_namespace: rex.obo
id: REX:0000266

Axiom
annotated source: polyaddition
annotated property: definition
annotated target: A polymerization in which the growth of polymer chains proceeds by addition reactions between molecules of all degrees of polymerization.
database_cross_reference: http://goldbook.iupac.org/P04720.html

photopolymerization
type: Class
subclass of: polymerization
definition: Polymerization processes requiring a photon for the propagation step.
has_obo_namespace: rex.obo
id: REX:0000267

Axiom
annotated source: photopolymerization
annotated property: definition
annotated target: Polymerization processes requiring a photon for the propagation step.
database_cross_reference: http://goldbook.iupac.org/P04648.html

cyclopolymerization
type: Class
subclass of: polymerization
definition: A polymerization in which the number of cyclic structures in the constitutional units of the resulting macromolecules is larger than in the monomer molecules.
has_obo_namespace: rex.obo
id: REX:0000268

Axiom
annotated source: cyclopolymerization
annotated property: definition
annotated target: A polymerization in which the number of cyclic structures in the constitutional units of the resulting macromolecules is larger than in the monomer molecules.
database_cross_reference: http://goldbook.iupac.org/C01505.html

homopolymerization
type: Class
subclass of: polymerization
definition: Polymerization in which a homopolymer is formed.
has_obo_namespace: rex.obo
id: REX:0000269

Axiom
annotated source: homopolymerization
annotated property: definition
annotated target: Polymerization in which a homopolymer is formed.
database_cross_reference: http://goldbook.iupac.org/H02855.html

copolymerization
type: Class
subclass of: polymerization
definition: Polymerization in which a copolymer is formed.
has_obo_namespace: rex.obo
id: REX:0000270

Axiom
annotated source: copolymerization
annotated property: definition
annotated target: Polymerization in which a copolymer is formed.
database_cross_reference: http://goldbook.iupac.org/C01336.html

graft copolymerization
type: Class
subclass of: copolymerization
definition: Polymerization in which a graft copolymer is formed.
has_obo_namespace: rex.obo
id: REX:0000271

Axiom
annotated source: graft copolymerization
annotated property: definition
annotated target: Polymerization in which a graft copolymer is formed.
database_cross_reference: http://goldbook.iupac.org/G02676.html

ring-opening copolymerization
type: Class
subclass of: ring-opening polymerization
subclass of: copolymerization
definition: A copolymerization which is a ring-opening polymerization with respect to at least one monomer.
has_obo_namespace: rex.obo
id: REX:0000272

Axiom
annotated source: ring-opening copolymerization
annotated property: definition
annotated target: A copolymerization which is a ring-opening polymerization with respect to at least one monomer.
database_cross_reference: http://goldbook.iupac.org/R05395.html

ionic copolymerization
type: Class
subclass of: ionic polymerization
subclass of: copolymerization
definition: A copolymerization which is an ionic polymerization.
has_obo_namespace: rex.obo
id: REX:0000273

Axiom
annotated source: ionic copolymerization
annotated property: definition
annotated target: A copolymerization which is an ionic polymerization.
database_cross_reference: http://goldbook.iupac.org/I03176.html

living copolymerization
type: Class
subclass of: living polymerization
subclass of: copolymerization
definition: A copolymerization which is a living polymerization.
has_obo_namespace: rex.obo
id: REX:0000274

Axiom
annotated source: living copolymerization
annotated property: definition
annotated target: A copolymerization which is a living polymerization.
database_cross_reference: http://goldbook.iupac.org/L03596.html

radical copolymerization
type: Class
subclass of: radical polymerization
subclass of: copolymerization
definition: A copolymerization which is a radical polymerization.
has_obo_namespace: rex.obo
id: REX:0000275

Axiom
annotated source: radical copolymerization
annotated property: definition
annotated target: A copolymerization which is a radical polymerization.
database_cross_reference: http://goldbook.iupac.org/R05071.html

oligomerization
type: Class
subclass of: polymerization
definition: The process of converting a monomer or a mixture of monomers into an oligomer.
has_obo_namespace: rex.obo
id: REX:0000276

Axiom
annotated source: oligomerization
annotated property: definition
annotated target: The process of converting a monomer or a mixture of monomers into an oligomer.
database_cross_reference: http://goldbook.iupac.org/O04285.html

telomerization
type: Class
subclass of: chain polymerization
definition: The formation of an addition oligomer, having uniform end groups X' ... X'', by a chain reaction in which a chain transfer limits the length of the polymer ('telomer') produced.
has_obo_namespace: rex.obo
id: REX:0000277

Axiom
annotated source: telomerization
annotated property: definition
annotated target: The formation of an addition oligomer, having uniform end groups X' ... X'', by a chain reaction in which a chain transfer limits the length of the polymer ('telomer') produced.
database_cross_reference: http://goldbook.iupac.org/T06260.html

photoadsorption
type: Class
subclass of: photochemical reaction
subclass of: chemisorption
definition: Adsorption initiated by light absorbed either by the adsorbate or by the adsorbent. Often it is considered as a chemical step (primary) in a heterogeneous photocatalytic reaction.
has_obo_namespace: rex.obo
id: REX:0000278

Axiom
annotated source: photoadsorption
annotated property: definition
annotated target: Adsorption initiated by light absorbed either by the adsorbate or by the adsorbent. Often it is considered as a chemical step (primary) in a heterogeneous photocatalytic reaction.
database_cross_reference: http://goldbook.iupac.org/P04577.html
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

photodesorption
type: Class
subclass of: photochemical reaction
subclass of: desorption
definition: Desorption of an adsorbate as a result of exposure to light.
has_obo_namespace: rex.obo
id: REX:0000279

Axiom
annotated source: photodesorption
annotated property: definition
annotated target: Desorption of an adsorbate as a result of exposure to light.
database_cross_reference: http://goldbook.iupac.org/P04577.html
database_cross_reference: http://goldbook.iupac.org/P04596.html

radiocatalysis
type: Class
subclass of: catalysis
subclass of: radiochemical reaction
definition: Catalysis occurring under the action of quanta of ionizing radiation absorbed by the radiocatalytic substance (radiocatalyst).
has_obo_namespace: rex.obo
id: REX:0000280

Axiom
annotated source: radiocatalysis
annotated property: definition
annotated target: Catalysis occurring under the action of quanta of ionizing radiation absorbed by the radiocatalytic substance (radiocatalyst).
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

radiodesorption
type: Class
subclass of: desorption
subclass of: radiochemical reaction
definition: Desorption of a substrate from solid or liquid interfaces induced by absorption of high-energy radiation by the solid or liquid adsorbent.
has_obo_namespace: rex.obo
id: REX:0000281

Axiom
annotated source: radiodesorption
annotated property: definition
annotated target: Desorption of a substrate from solid or liquid interfaces induced by absorption of high-energy radiation by the solid or liquid adsorbent.
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

radioadsorption
type: Class
subclass of: chemisorption
subclass of: radiochemical reaction
definition: Adsorption of a substance at solid or liquid interfaces induced by absorption of high-energy radiation by the solid or liquid adsorbent.
has_obo_namespace: rex.obo
id: REX:0000282

Axiom
annotated source: radioadsorption
annotated property: definition
annotated target: Adsorption of a substance at solid or liquid interfaces induced by absorption of high-energy radiation by the solid or liquid adsorbent.
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

radiothermal catalysis
type: Class
subclass of: radiocatalysis
subclass of: thermocatalysis
definition: Radiocatalysis under the action of large radiation fluxes that simultaneously heat the system as a consequence of the absorption of radiation energy.
has_obo_namespace: rex.obo
id: REX:0000283

Axiom
annotated source: radiothermal catalysis
annotated property: definition
annotated target: Radiocatalysis under the action of large radiation fluxes that simultaneously heat the system as a consequence of the absorption of radiation energy.
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

radiochemical reaction
type: Class
subclass of: chemical reaction
definition: A chemical reaction caused by absorption of high-energy radiation.
has_obo_namespace: rex.obo
id: REX:0000284

Axiom
annotated source: radiochemical reaction
annotated property: definition
annotated target: A chemical reaction caused by absorption of high-energy radiation.
database_cross_reference: EBI:kid

radiolysis
type: Class
subclass of: radiochemical reaction
definition: The cleavage of one or several bonds resulting from exposure to high-energy radiation.
has_obo_namespace: rex.obo
id: REX:0000285

Axiom
annotated source: radiolysis
annotated property: definition
annotated target: The cleavage of one or several bonds resulting from exposure to high-energy radiation.
database_cross_reference: http://goldbook.iupac.org/R05112.html

autoradiolysis
type: Class
subclass of: radiolysis
definition: Radiolysis of a radioactive material resulting directly or indirectly from its radioactive decay.
has_obo_namespace: rex.obo
id: REX:0000286

Axiom
annotated source: autoradiolysis
annotated property: definition
annotated target: Radiolysis of a radioactive material resulting directly or indirectly from its radioactive decay.
database_cross_reference: http://goldbook.iupac.org/A00534.html

isomeric transition
type: Class
subclass of: nuclear transition
definition: A spontaneous transition between two isomeric states of a nucleus.
has_obo_namespace: rex.obo
id: REX:0000287

Axiom
annotated source: isomeric transition
annotated property: definition
annotated target: A spontaneous transition between two isomeric states of a nucleus.
database_cross_reference: http://goldbook.iupac.org/I03293.html

electron-positron pair production
type: Class
subclass of: particle-antiparticle pair production
definition: The simultaneous formation of an electron and a positron as a result of the interaction of a photon of sufficient energy (> 1.02 MeV) with the field of a particle.
has_obo_namespace: rex.obo
has_related_synonym: pair production
id: REX:0000288

Axiom
annotated source: electron-positron pair production
annotated property: definition
annotated target: The simultaneous formation of an electron and a positron as a result of the interaction of a photon of sufficient energy (> 1.02 MeV) with the field of a particle.
database_cross_reference: http://goldbook.iupac.org/P04398.html

fast atom bombardment ionization
type: Class
subclass of: ionization
definition: Ionization of any species by causing interaction of the sample (which may be dissolved in a solvent matrix) and a beam of neutral atoms having high translational energy.
has_obo_namespace: rex.obo
id: REX:0000289

Axiom
annotated source: fast atom bombardment ionization
annotated property: definition
annotated target: Ionization of any species by causing interaction of the sample (which may be dissolved in a solvent matrix) and a beam of neutral atoms having high translational energy.
database_cross_reference: http://goldbook.iupac.org/F02327.html

luminescence
type: Class
subclass of: emission
definition: Spontaneous emission of radiation from an electronically or vibrationally excited species not in thermal equilibrium with its environment.
has_obo_namespace: rex.obo
id: REX:0000290

Axiom
annotated source: luminescence
annotated property: definition
annotated target: Spontaneous emission of radiation from an electronically or vibrationally excited species not in thermal equilibrium with its environment.
database_cross_reference: http://goldbook.iupac.org/L03641.html

radioluminescence
type: Class
subclass of: luminescence
definition: Luminescence arising from excitation by high energy particles or radiation.
has_obo_namespace: rex.obo
id: REX:0000291

Axiom
annotated source: radioluminescence
annotated property: definition
annotated target: Luminescence arising from excitation by high energy particles or radiation.
database_cross_reference: http://goldbook.iupac.org/R05111.html

delayed luminescence
type: Class
subclass of: luminescence
definition: Luminescence decaying more slowly than that expected from the rate of decay of the emitting state.
has_obo_namespace: rex.obo
id: REX:0000292

Axiom
annotated source: delayed luminescence
annotated property: definition
annotated target: Luminescence decaying more slowly than that expected from the rate of decay of the emitting state.
database_cross_reference: http://goldbook.iupac.org/D01580.html

delayed fluorescence
type: Class
subclass of: fluorescence
subclass of: delayed luminescence
has_obo_namespace: rex.obo
id: REX:0000293

chemiluminescence
type: Class
subclass of: luminescence
definition: Emission of radiation resulting from a chemical reaction.
has_obo_namespace: rex.obo
id: REX:0000294

Axiom
annotated source: chemiluminescence
annotated property: definition
annotated target: Emission of radiation resulting from a chemical reaction.
database_cross_reference: http://goldbook.iupac.org/C01045.html

electrogenerated chemiluminescence
type: Class
subclass of: electrode process
subclass of: chemiluminescence
definition: Luminescence produced by electrode reactions.
has_obo_namespace: rex.obo
has_related_synonym: ECL
has_related_synonym: electrochemiluminescence
has_related_synonym: electroluminescence
id: REX:0000295

Axiom
annotated source: electrogenerated chemiluminescence
annotated property: definition
annotated target: Luminescence produced by electrode reactions.
database_cross_reference: http://goldbook.iupac.org/E01966.html

triboluminescence
type: Class
subclass of: luminescence
definition: Luminescence resulting from the rubbing together of the surface of certain solids.
has_obo_namespace: rex.obo
id: REX:0000296

Axiom
annotated source: triboluminescence
annotated property: definition
annotated target: Luminescence resulting from the rubbing together of the surface of certain solids.
database_cross_reference: http://goldbook.iupac.org/T06499.html

sonoluminescence
type: Class
subclass of: luminescence
definition: Luminescence induced by sound waves.
has_obo_namespace: rex.obo
id: REX:0000297

Axiom
annotated source: sonoluminescence
annotated property: definition
annotated target: Luminescence induced by sound waves.
database_cross_reference: http://goldbook.iupac.org/S05767.html

bioluminescence
type: Class
subclass of: chemiluminescence
definition: Luminescence produced by living systems.
has_obo_namespace: rex.obo
id: REX:0000298

Axiom
annotated source: bioluminescence
annotated property: definition
annotated target: Luminescence produced by living systems.
database_cross_reference: http://goldbook.iupac.org/B00659.html

thermoluminescence
type: Class
subclass of: chemiluminescence
definition: Luminescence arising from a reaction between species trapped in a rigid matrix and released as a result of an increase in temperature.
has_obo_namespace: rex.obo
id: REX:0000299

Axiom
annotated source: thermoluminescence
annotated property: definition
annotated target: Luminescence arising from a reaction between species trapped in a rigid matrix and released as a result of an increase in temperature.
database_cross_reference: http://goldbook.iupac.org/T06325.html

piezoluminescence
type: Class
subclass of: luminescence
definition: Luminescence observed when certain solids are subjected to a change in pressure.
has_obo_namespace: rex.obo
id: REX:0000300

Axiom
annotated source: piezoluminescence
annotated property: definition
annotated target: Luminescence observed when certain solids are subjected to a change in pressure.
database_cross_reference: http://goldbook.iupac.org/P04672.html

deactivation
type: Class
subclass of: microscopic process
subclass of: Restriction
  on property: is reverse of
  some values from: excitation
definition: Any loss of energy by an excited molecular entity.
has_obo_namespace: rex.obo
id: REX:0000301

Axiom
annotated source: deactivation
annotated property: definition
annotated target: Any loss of energy by an excited molecular entity.
database_cross_reference: http://goldbook.iupac.org/D01528.html

radiationless deactivation
type: Class
subclass of: deactivation
subclass of: radiationless transition
definition: The loss of electronic excitation energy without photon emission or chemical change.
has_obo_namespace: rex.obo
has_related_synonym: non-radiative decay
has_related_synonym: radiationless decay
id: REX:0000302

Axiom
annotated source: radiationless deactivation
annotated property: definition
annotated target: The loss of electronic excitation energy without photon emission or chemical change.
database_cross_reference: http://goldbook.iupac.org/R05056.html

emission
type: Class
subclass of: deactivation
subclass of: Restriction
  on property: is reverse of
  some values from: photoexcitation
definition: Radiative deactivation of an excited state; transfer of energy from a molecular entity to an electromagnetic field.
has_obo_namespace: rex.obo
id: REX:0000303

Axiom
annotated source: emission
annotated property: definition
annotated target: Radiative deactivation of an excited state; transfer of energy from a molecular entity to an electromagnetic field.
database_cross_reference: http://goldbook.iupac.org/E02056.html

intersystem crossing
type: Class
subclass of: radiationless deactivation
definition: An isoenergetic radiationless transition between two electronic states having different multiplicities. It often results in a vibrationally excited molecular entity in the lower electronic state, which then usually deactivates to its lowest vibrational level.
has_obo_namespace: rex.obo
id: REX:0000304

Axiom
annotated source: intersystem crossing
annotated property: definition
annotated target: An isoenergetic radiationless transition between two electronic states having different multiplicities. It often results in a vibrationally excited molecular entity in the lower electronic state, which then usually deactivates to its lowest vibrational level.
database_cross_reference: http://goldbook.iupac.org/I03123.html

internal conversion (in photophysics)
type: Class
subclass of: radiationless deactivation
definition: An isoenenergetic radiationless transition between two electronic states of the same multiplicity. When the transition results in a vibrationally excited molecular entity in the lower electronic state, this usually undergoes deactivation to its lowest vibrational level, provided the final state is not unstable to dissociation.
has_obo_namespace: rex.obo
id: REX:0000305

Axiom
annotated source: internal conversion (in photophysics)
annotated property: definition
annotated target: An isoenenergetic radiationless transition between two electronic states of the same multiplicity. When the transition results in a vibrationally excited molecular entity in the lower electronic state, this usually undergoes deactivation to its lowest vibrational level, provided the final state is not unstable to dissociation.
database_cross_reference: http://goldbook.iupac.org/I03102.html

radiationless transition
type: Class
subclass of: microscopic process
definition: A transition between two states of a system without photon emission or absorption.
has_obo_namespace: rex.obo
has_related_synonym: non-radiative transition
id: REX:0000306

Axiom
annotated source: radiationless transition
annotated property: definition
annotated target: A transition between two states of a system without photon emission or absorption.
database_cross_reference: http://goldbook.iupac.org/R05057.html

radiative transition
type: Class
subclass of: microscopic process
definition: A transition between two states of a molecular entity, the energy difference being emitted or absorbed as photons.
has_obo_namespace: rex.obo
id: REX:0000307

Axiom
annotated source: radiative transition
annotated property: definition
annotated target: A transition between two states of a molecular entity, the energy difference being emitted or absorbed as photons.
database_cross_reference: http://goldbook.iupac.org/R05065.html

E-type delayed fluorescence
type: Class
subclass of: delayed fluorescence
subclass of: E-type delayed luminescence
definition: The process in which the first excited singlet state becomes populated by a thermally activated radiationless transition from the first excited triplet state. Since in this case the populations of the singlet and triplet states are in thermal equilibrium, the lifetimes of delayed fluorescence and the concomitant phosphorescence are equal.
has_obo_namespace: rex.obo
id: REX:0000308

Axiom
annotated source: E-type delayed fluorescence
annotated property: definition
annotated target: The process in which the first excited singlet state becomes populated by a thermally activated radiationless transition from the first excited triplet state. Since in this case the populations of the singlet and triplet states are in thermal equilibrium, the lifetimes of delayed fluorescence and the concomitant phosphorescence are equal.
database_cross_reference: http://goldbook.iupac.org/D01579.html

P-type delayed fluorescence
type: Class
subclass of: delayed fluorescence
subclass of: P-type delayed luminescence
definition: The process in which the first excited singlet state is populated by interaction of two molecules in the triplet state (triplet-triplet annihilation) thus producing one molecule in the excited singlet state. In this biphotonic process the lifetime of delayed fluorescence is half the value of the concomitant phosphorescence.
has_obo_namespace: rex.obo
id: REX:0000309

Axiom
annotated source: P-type delayed fluorescence
annotated property: definition
annotated target: The process in which the first excited singlet state is populated by interaction of two molecules in the triplet state (triplet-triplet annihilation) thus producing one molecule in the excited singlet state. In this biphotonic process the lifetime of delayed fluorescence is half the value of the concomitant phosphorescence.
database_cross_reference: http://goldbook.iupac.org/D01579.html

recombination fluorescence
type: Class
subclass of: delayed fluorescence
definition: The process in which the first excited singlet state becomes populated by recombination of radical ions with electrons or by recombination of radical ions of opposite charge.
has_obo_namespace: rex.obo
id: REX:0000310

Axiom
annotated source: recombination fluorescence
annotated property: definition
annotated target: The process in which the first excited singlet state becomes populated by recombination of radical ions with electrons or by recombination of radical ions of opposite charge.
database_cross_reference: http://goldbook.iupac.org/D01579.html

P-type delayed luminescence
type: Class
subclass of: delayed luminescence
definition: Triplet-triplet or singlet-singlet annihilation to form one molecular entity in its excited singlet state and another molecular entity in its electronic ground state.
has_obo_namespace: rex.obo
id: REX:0000311

Axiom
annotated source: P-type delayed luminescence
annotated property: definition
annotated target: Triplet-triplet or singlet-singlet annihilation to form one molecular entity in its excited singlet state and another molecular entity in its electronic ground state.
database_cross_reference: http://goldbook.iupac.org/D01580.html

E-type delayed luminescence
type: Class
subclass of: delayed luminescence
definition: Thermally activated delayed fluorescence involving reversible intersystem crossing.
has_obo_namespace: rex.obo
id: REX:0000312

Axiom
annotated source: E-type delayed luminescence
annotated property: definition
annotated target: Thermally activated delayed fluorescence involving reversible intersystem crossing.
database_cross_reference: http://goldbook.iupac.org/D01580.html

charge separation
type: Class
subclass of: microscopic process
definition: A process in which, under the influence of a suitable driving force (e.g. provided by photoexcitation), electronic charge moves in a direction that increases the difference in local charges between donor and acceptor sites.
has_obo_namespace: rex.obo
id: REX:0000313

Axiom
annotated source: charge separation
annotated property: definition
annotated target: A process in which, under the influence of a suitable driving force (e.g. provided by photoexcitation), electronic charge moves in a direction that increases the difference in local charges between donor and acceptor sites.
database_cross_reference: http://goldbook.iupac.org/C00999.html

charge recombination
type: Class
subclass of: Restriction
  on property: is reverse of
  some values from: charge separation
definition: Reverse of charge separation.
has_obo_namespace: rex.obo
id: REX:0000314

Axiom
annotated source: charge recombination
annotated property: definition
annotated target: Reverse of charge separation.
database_cross_reference: http://goldbook.iupac.org/C00998.html

ion pair dissociation
type: Class
subclass of: dissociation
definition: Separation of the constituents of an ion pair into free ions.
has_obo_namespace: rex.obo
id: REX:0000315

Axiom
annotated source: ion pair dissociation
annotated property: definition
annotated target: Separation of the constituents of an ion pair into free ions.
database_cross_reference: http://goldbook.iupac.org/D01801.html

ion-pair return
type: Class
subclass of: Restriction
  on property: is reverse of
  some values from: heterolysis
definition: The recombination of a pair of ions R(+) and Z(-) formed from ionization of RZ.
has_obo_namespace: rex.obo
has_related_synonym: ion pair return
id: REX:0000316

Axiom
annotated source: ion-pair return
annotated property: definition
annotated target: The recombination of a pair of ions R(+) and Z(-) formed from ionization of RZ.
database_cross_reference: http://goldbook.iupac.org/I03233.html

internal ion-pair return
type: Class
subclass of: ion-pair return
subclass of: primary geminate recombination
definition: If the ions are paired as a tight ion pair and recombine without prior separation into a loose ion pair this is called internal ion-pair return.
has_obo_namespace: rex.obo
has_related_synonym: internal return
id: REX:0000317

Axiom
annotated source: internal ion-pair return
annotated property: definition
annotated target: If the ions are paired as a tight ion pair and recombine without prior separation into a loose ion pair this is called internal ion-pair return.
database_cross_reference: http://goldbook.iupac.org/I03107.html

external ion-pair return
type: Class
subclass of: ion-pair return
subclass of: secondary geminate recombination
definition: If the ions are paired as a loose ion pair and form the covalent chemical species via a tight ion pair, this is called external ion-pair return.
has_obo_namespace: rex.obo
has_related_synonym: external return
id: REX:0000318

Axiom
annotated source: external ion-pair return
annotated property: definition
annotated target: If the ions are paired as a loose ion pair and form the covalent chemical species via a tight ion pair, this is called external ion-pair return.
database_cross_reference: http://goldbook.iupac.org/E02286.html

geminate recombination
type: Class
subclass of: stepwise reaction
definition: The reaction of two transient species produced from a common precursor in solution with each other.
has_obo_namespace: rex.obo
id: REX:0000319

Axiom
annotated source: geminate recombination
annotated property: definition
annotated target: The reaction of two transient species produced from a common precursor in solution with each other.
database_cross_reference: http://goldbook.iupac.org/G02603.html

primary geminate recombination
type: Class
subclass of: geminate recombination
definition: Geminate recombination occurring before any separation of two transient species by diffusion has occurred.
has_obo_namespace: rex.obo
id: REX:0000320

Axiom
annotated source: primary geminate recombination
annotated property: definition
annotated target: Geminate recombination occurring before any separation of two transient species by diffusion has occurred.
database_cross_reference: http://goldbook.iupac.org/G02603.html

secondary geminate recombination
type: Class
subclass of: geminate recombination
definition: If the mutually reactive entities have been separated, and come together by diffusion, this is termed secondary geminate recombination.
has_obo_namespace: rex.obo
id: REX:0000321

Axiom
annotated source: secondary geminate recombination
annotated property: definition
annotated target: If the mutually reactive entities have been separated, and come together by diffusion, this is termed secondary geminate recombination.
database_cross_reference: http://goldbook.iupac.org/G02603.html

singlet-triplet energy transfer
type: Class
subclass of: excitation energy transfer
definition: Transfer of excitation from an electronically excited donor in a singlet state to produce an electronically excited acceptor in a triplet state.
has_obo_namespace: rex.obo
id: REX:0000322

Axiom
annotated source: singlet-triplet energy transfer
annotated property: definition
annotated target: Transfer of excitation from an electronically excited donor in a singlet state to produce an electronically excited acceptor in a triplet state.
database_cross_reference: http://goldbook.iupac.org/S05701.html

excitation annihilation
type: Class
subclass of: excitation energy transfer
definition: Two atoms or molecular entities both in an excited electronic state interact often (usually upon collision) to produce one atom or molecular entity in an excited electronic state and another in its ground electronic state.
has_obo_namespace: rex.obo
has_related_synonym: annihilation
has_related_synonym: energy pooling
has_related_synonym: excitation energy annihilation
has_related_synonym: exciton annihilation
id: REX:0000323

Axiom
annotated source: excitation annihilation
annotated property: definition
annotated target: Two atoms or molecular entities both in an excited electronic state interact often (usually upon collision) to produce one atom or molecular entity in an excited electronic state and another in its ground electronic state.
database_cross_reference: http://goldbook.iupac.org/A00366.html

singlet-singlet annihilation
type: Class
subclass of: excitation annihilation
has_obo_namespace: rex.obo
id: REX:0000324

triplet-triplet annihilation
type: Class
subclass of: excitation annihilation
definition: Two atoms or molecular entities both in a triplet state often interact (usually upon collision) to produce one atom or molecular entity in an excited singlet state and another in its ground singlet state. This is often, but not always, followed by delayed fluorescence.
has_obo_namespace: rex.obo
id: REX:0000325

Axiom
annotated source: triplet-triplet annihilation
annotated property: definition
annotated target: Two atoms or molecular entities both in a triplet state often interact (usually upon collision) to produce one atom or molecular entity in an excited singlet state and another in its ground singlet state. This is often, but not always, followed by delayed fluorescence.
database_cross_reference: http://goldbook.iupac.org/T06505.html

particle-antiparticle pair production
type: Class
subclass of: subatomic process
has_obo_namespace: rex.obo
id: REX:0000326

singlet-singlet absorption
type: Class
subclass of: photoexcitation
definition: Absorption which results in the transition from the singlet ground state of the molecule into singlet excited states and leads to the UV/visible absorption spectrum.
has_obo_namespace: rex.obo
id: REX:0000327

Axiom
annotated source: singlet-singlet absorption
annotated property: definition
annotated target: Absorption which results in the transition from the singlet ground state of the molecule into singlet excited states and leads to the UV/visible absorption spectrum.
database_cross_reference: http://goldbook.iupac.org/S05696.html

singlet-triplet absorption
type: Class
subclass of: photoexcitation
definition: Absorption which takes place with the transition from the singlet ground state of the molecule to triplet states and results in the singlet-triplet absorption spectrum.
has_obo_namespace: rex.obo
id: REX:0000328

Axiom
annotated source: singlet-triplet absorption
annotated property: definition
annotated target: Absorption which takes place with the transition from the singlet ground state of the molecule to triplet states and results in the singlet-triplet absorption spectrum.
database_cross_reference: http://goldbook.iupac.org/S05700.html

photoabsorption
type: Class
subclass of: absorption
definition: The transfer of energy from an electromagnetic field to an entity (molecular or otherwise).
has_obo_namespace: rex.obo
has_related_synonym: absorption (of electromagnetic radiation)
has_related_synonym: light absorption
id: REX:0000329

Axiom
annotated source: photoabsorption
annotated property: definition
annotated target: The transfer of energy from an electromagnetic field to an entity (molecular or otherwise).
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

triplet-triplet absorption
type: Class
subclass of: photoexcitation
definition: Absorption which takes place with the transition from the lowest triplet state of the molecule to higher triplet states thus leading to the triplet-triplet absorption spectrum.
has_obo_namespace: rex.obo
id: REX:0000330

Axiom
annotated source: triplet-triplet absorption
annotated property: definition
annotated target: Absorption which takes place with the transition from the lowest triplet state of the molecule to higher triplet states thus leading to the triplet-triplet absorption spectrum.
database_cross_reference: http://goldbook.iupac.org/T06504.html

relaxation
type: Class
subclass of: macroscopic process
definition: If a system is disturbed from its state of equilibrium it relaxes to that state, and the process is referred to as relaxation.
has_obo_namespace: rex.obo
id: REX:0000331

Axiom
annotated source: relaxation
annotated property: definition
annotated target: If a system is disturbed from its state of equilibrium it relaxes to that state, and the process is referred to as relaxation.
database_cross_reference: http://goldbook.iupac.org/R05285.html

two-photon excitation
type: Class
subclass of: photoexcitation
definition: Excitation resulting from successive or simultaneous absorption of two photons by an atom or molecular entity.
has_obo_namespace: rex.obo
id: REX:0000332

Axiom
annotated source: two-photon excitation
annotated property: definition
annotated target: Excitation resulting from successive or simultaneous absorption of two photons by an atom or molecular entity.
database_cross_reference: http://goldbook.iupac.org/T06541.html

biphotonic excitation
type: Class
subclass of: two-photon excitation
definition: The simultaneous two-photon absorption.
has_obo_namespace: rex.obo
id: REX:0000333

Axiom
annotated source: biphotonic excitation
annotated property: definition
annotated target: The simultaneous two-photon absorption.
database_cross_reference: http://goldbook.iupac.org/T06541.html

proton-antiproton pair production
type: Class
subclass of: particle-antiparticle pair production
has_obo_namespace: rex.obo
id: REX:0000334

neutron-antineutron pair production
type: Class
subclass of: particle-antiparticle pair production
has_obo_namespace: rex.obo
id: REX:0000335

annihilation
type: Class
subclass of: Restriction
  on property: is reverse of
  some values from: particle-antiparticle pair production
definition: An interaction between a particle and its antiparticle in which they both disappear.
has_obo_namespace: rex.obo
id: REX:0000336

Axiom
annotated source: annihilation
annotated property: definition
annotated target: An interaction between a particle and its antiparticle in which they both disappear.
database_cross_reference: http://goldbook.iupac.org/A00366.html

mass transfer
type: Class
subclass of: transport
definition: Movement of material from one location in solution to another as might arise either from differences in electrical or chemical potential at the two locations, or from movement of a volume element of solution.
has_obo_namespace: rex.obo
id: REX:0000337

Axiom
annotated source: mass transfer
annotated property: definition
annotated target: Movement of material from one location in solution to another as might arise either from differences in electrical or chemical potential at the two locations, or from movement of a volume element of solution.
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

electrophoresis
type: Class
subclass of: mass transfer
definition: The motion of colloidal particles in an electric field.
has_obo_namespace: rex.obo
id: REX:0000338

Axiom
annotated source: electrophoresis
annotated property: definition
annotated target: The motion of colloidal particles in an electric field.
database_cross_reference: http://goldbook.iupac.org/E02022.html

chelatase reaction
type: Class
subclass of: transferase reaction
has_obo_namespace: rex.obo
id: REX:0000339

ferrochelatase reaction
type: Class
subclass of: chelatase reaction
database_cross_reference: EC:4.99.1.1
database_cross_reference: GO:0004325
has_obo_namespace: rex.obo
id: REX:0000340

sirohydrochlorin cobaltochelatase reaction
type: Class
subclass of: chelatase reaction
database_cross_reference: EC:4.99.1.3
has_obo_namespace: rex.obo
id: REX:0000341

magnesium chelatase reaction
type: Class
subclass of: ATP-hydrolysing chelatase reaction
database_cross_reference: EC:6.6.1.1
has_obo_namespace: rex.obo
id: REX:0000342

cobaltochelatase reaction
type: Class
subclass of: ATP-hydrolysing chelatase reaction
database_cross_reference: EC:6.6.1.2
has_obo_namespace: rex.obo
id: REX:0000343

ATP-hydrolysing chelatase reaction
type: Class
subclass of: ligase reaction
subclass of: chelatase reaction
database_cross_reference: EC:6.6.1
has_obo_namespace: rex.obo
id: REX:0000344

chemical relaxation
type: Class
subclass of: relaxation
definition: If the equilibrium mixture of a chemical reaction is disturbed by a sudden change, especially of some external parameter (such as temperature, pressure or electrical field strength), the system will readjust itself to a new position of the chemical equilibrium or return to the original position, if the perturbation is temporary. The readjustment is known as chemical relaxation.
has_obo_namespace: rex.obo
id: REX:0000345

Axiom
annotated source: chemical relaxation
annotated property: definition
annotated target: If the equilibrium mixture of a chemical reaction is disturbed by a sudden change, especially of some external parameter (such as temperature, pressure or electrical field strength), the system will readjust itself to a new position of the chemical equilibrium or return to the original position, if the perturbation is temporary. The readjustment is known as chemical relaxation.
database_cross_reference: http://goldbook.iupac.org/C01035.html

vibrational relaxation
type: Class
subclass of: relaxation
definition: The loss of vibrational excitation energy by a molecular entity through energy transfer to the environment caused by collisions. The molecular entity relaxes into vibrational equilibrium with its environment.
has_obo_namespace: rex.obo
id: REX:0000346

Axiom
annotated source: vibrational relaxation
annotated property: definition
annotated target: The loss of vibrational excitation energy by a molecular entity through energy transfer to the environment caused by collisions. The molecular entity relaxes into vibrational equilibrium with its environment.
database_cross_reference: http://goldbook.iupac.org/V06615.html

resonance fluorescence
type: Class
subclass of: fluorescence
definition: Fluorescence from the primary excited atomic or molecular species at the wavelength of the exciting radiation (no relaxation within the excited manifold).
has_obo_namespace: rex.obo
id: REX:0000347

Axiom
annotated source: resonance fluorescence
annotated property: definition
annotated target: Fluorescence from the primary excited atomic or molecular species at the wavelength of the exciting radiation (no relaxation within the excited manifold).
database_cross_reference: http://goldbook.iupac.org/R05335.html

scattering
type: Class
subclass of: macroscopic process
definition: A process in which a change in direction or energy of an incident radiation is caused by interaction with a particle, a system of particles, or a photon.
has_obo_namespace: rex.obo
id: REX:0000348

Axiom
annotated source: scattering
annotated property: definition
annotated target: A process in which a change in direction or energy of an incident radiation is caused by interaction with a particle, a system of particles, or a photon.
database_cross_reference: http://goldbook.iupac.org/S05487.html

light scattering
type: Class
subclass of: scattering
definition: The redirection of a light beam due to interactions with molecules (Rayleigh and Raman scattering) and aerosols (Mie scattering).
has_obo_namespace: rex.obo
id: REX:0000349

Axiom
annotated source: light scattering
annotated property: definition
annotated target: The redirection of a light beam due to interactions with molecules (Rayleigh and Raman scattering) and aerosols (Mie scattering).
database_cross_reference: http://goldbook.iupac.org/L03525.html

elastic light scattering
type: Class
subclass of: light scattering
subclass of: elastic scattering
definition: Radiation may be scattered by its transmission through a medium containing particles. If the scatter results in no significant change in the wavelength relative to the primary radiation it is called elastic scattering. In cases where the scattering centres are small compared to the wavelength of the radiation the elastic scattering is called Rayleigh scattering and Mie scattering if this condition is not fulfilled.
has_obo_namespace: rex.obo
id: REX:0000350

Axiom
annotated source: elastic light scattering
annotated property: definition
annotated target: Radiation may be scattered by its transmission through a medium containing particles. If the scatter results in no significant change in the wavelength relative to the primary radiation it is called elastic scattering. In cases where the scattering centres are small compared to the wavelength of the radiation the elastic scattering is called Rayleigh scattering and Mie scattering if this condition is not fulfilled.
database_cross_reference: http://goldbook.iupac.org/E01917.html

Rayleigh scattering
type: Class
subclass of: elastic light scattering
definition: The scattering of light by particles and molecules which are much smaller than the wavelength of the light. In the ideal case, the process is one of pure dipole and induced dipole interactions with the electric field of the light wave.
has_obo_namespace: rex.obo
id: REX:0000351

Axiom
annotated source: Rayleigh scattering
annotated property: definition
annotated target: The scattering of light by particles and molecules which are much smaller than the wavelength of the light. In the ideal case, the process is one of pure dipole and induced dipole interactions with the electric field of the light wave.
database_cross_reference: http://goldbook.iupac.org/R05160.html

Mie scattering
type: Class
subclass of: elastic light scattering
definition: The scattering of electromagnetic radiation by spherical particles of any size r, relative to the wavelength, lambda.
has_obo_namespace: rex.obo
id: REX:0000352

Axiom
annotated source: Mie scattering
annotated property: definition
annotated target: The scattering of electromagnetic radiation by spherical particles of any size r, relative to the wavelength, lambda.
database_cross_reference: http://goldbook.iupac.org/M03919.html

Compton scattering
type: Class
subclass of: elastic light scattering
definition: The elastic scattering of a photon by an electron which afterwards occurs as a free electron. Part of the energy and momentum of the incident photon is transferred to the electron and the remaining part is carried away by the scattered photon.
has_obo_namespace: rex.obo
has_related_synonym: Compton effect
id: REX:0000353

Axiom
annotated source: Compton scattering
annotated property: definition
annotated target: The elastic scattering of a photon by an electron which afterwards occurs as a free electron. Part of the energy and momentum of the incident photon is transferred to the electron and the remaining part is carried away by the scattered photon.
database_cross_reference: http://goldbook.iupac.org/C01218.html

neutron scattering
type: Class
subclass of: scattering
database_cross_reference: http://www.neutron.anl.gov/
has_obo_namespace: rex.obo
id: REX:0000354

electron scattering
type: Class
subclass of: scattering
has_obo_namespace: rex.obo
id: REX:0000355

elastic electron scattering
type: Class
subclass of: electron scattering
subclass of: elastic scattering
has_obo_namespace: rex.obo
id: REX:0000356

inelastic electron scattering
type: Class
subclass of: electron scattering
subclass of: inelastic scattering
has_obo_namespace: rex.obo
id: REX:0000357

inelastic light scattering
type: Class
subclass of: light scattering
subclass of: inelastic scattering
has_obo_namespace: rex.obo
id: REX:0000358

elastic neutron scattering
type: Class
subclass of: neutron scattering
subclass of: elastic scattering
database_cross_reference: PUBMED:963597
has_obo_namespace: rex.obo
id: REX:0000359

inelastic neutron scattering
type: Class
subclass of: neutron scattering
subclass of: inelastic scattering
has_obo_namespace: rex.obo
id: REX:0000360

X-ray scattering
type: Class
subclass of: scattering
has_obo_namespace: rex.obo
id: REX:0000361

elastic X-ray scattering
type: Class
subclass of: X-ray scattering
subclass of: elastic scattering
database_cross_reference: DOI:10.1107/S0567739480001155
has_obo_namespace: rex.obo
id: REX:0000362

inelastic X-ray scattering
type: Class
subclass of: X-ray scattering
subclass of: inelastic scattering
has_obo_namespace: rex.obo
id: REX:0000363

elastic scattering
type: Class
subclass of: scattering
has_obo_namespace: rex.obo
id: REX:0000364

inelastic scattering
type: Class
subclass of: scattering
has_obo_namespace: rex.obo
id: REX:0000365

Raman light scattering
type: Class
subclass of: inelastic light scattering
has_obo_namespace: rex.obo
has_related_synonym: Raman scattering
id: REX:0000366

Brillouin light scattering
type: Class
subclass of: inelastic light scattering
has_obo_namespace: rex.obo
has_related_synonym: Brillouin scattering
id: REX:0000367

endothermic reaction
type: Class
subclass of: endothermic process
subclass of: thermochemical reaction
definition: A reaction for which the overall standard enthalpy change is positive.
has_obo_namespace: rex.obo
id: REX:0000368

Axiom
annotated source: endothermic reaction
annotated property: definition
annotated target: A reaction for which the overall standard enthalpy change is positive.
database_cross_reference: http://goldbook.iupac.org/E02095.html

exothermic reaction
type: Class
subclass of: exothermic process
subclass of: thermochemical reaction
definition: A reaction for which the overall standard enthalpy change is negative.
has_obo_namespace: rex.obo
id: REX:0000369

Axiom
annotated source: exothermic reaction
annotated property: definition
annotated target: A reaction for which the overall standard enthalpy change is negative.
database_cross_reference: http://goldbook.iupac.org/E02269.html

exergonic reaction
type: Class
subclass of: chemical reaction
definition: A reaction for which the overall standard Gibbs energy change is negative.
has_obo_namespace: rex.obo
has_related_synonym: exoergic reaction
id: REX:0000370

Axiom
annotated source: exergonic reaction
annotated property: definition
annotated target: A reaction for which the overall standard Gibbs energy change is negative.
database_cross_reference: http://goldbook.iupac.org/E02262.html

exothermic process
type: Class
subclass of: macroscopic process
has_obo_namespace: rex.obo
id: REX:0000371

endothermic process
type: Class
subclass of: macroscopic process
has_obo_namespace: rex.obo
id: REX:0000372

adiabatic process
type: Class
subclass of: macroscopic process
definition: A process occurring in a thermally insulated system, so that there is no flow of heat to or from the surroundings.
has_obo_namespace: rex.obo
id: REX:0000373

Axiom
annotated source: adiabatic process
annotated property: definition
annotated target: A process occurring in a thermally insulated system, so that there is no flow of heat to or from the surroundings.
database_cross_reference: http://goldbook.iupac.org/A00141.html

migration
type: Class
subclass of: Restriction
  on property: Part of
  some values from: rearrangement
has_obo_namespace: rex.obo
id: REX:0000374

atom migration
type: Class
subclass of: migration
definition: The (usually intramolecular) transfer of an atom or group during the course of a molecular rearrangement.
has_obo_namespace: rex.obo
id: REX:0000375

Axiom
annotated source: atom migration
annotated property: definition
annotated target: The (usually intramolecular) transfer of an atom or group during the course of a molecular rearrangement.
database_cross_reference: http://goldbook.iupac.org/M03920.html

bond migration
type: Class
subclass of: migration
definition: The movement of a bond to a new position within the same molecular entity.
has_obo_namespace: rex.obo
id: REX:0000376

Axiom
annotated source: bond migration
annotated property: definition
annotated target: The movement of a bond to a new position within the same molecular entity.
database_cross_reference: http://goldbook.iupac.org/M03920.html

migratory insertion
type: Class
subclass of: insertion
subclass of: migration
definition: A combination of migration and insertion. The term is mainly used in organometallic chemistry.
has_obo_namespace: rex.obo
id: REX:0000377

Axiom
annotated source: migratory insertion
annotated property: definition
annotated target: A combination of migration and insertion. The term is mainly used in organometallic chemistry.
database_cross_reference: http://goldbook.iupac.org/M03924.html

postprecipitation
type: Class
subclass of: precipitation
definition: The subsequent precipitation of a chemically different species upon the surface of an initial precipitate usually, but not necessarily, including a common ion.
has_obo_namespace: rex.obo
id: REX:0000378

Axiom
annotated source: postprecipitation
annotated property: definition
annotated target: The subsequent precipitation of a chemically different species upon the surface of an initial precipitate usually, but not necessarily, including a common ion.
database_cross_reference: http://goldbook.iupac.org/P04773.html

type I photooxygenation
type: Class
subclass of: photooxygenation
definition: The reaction of triplet molecular oxygen with radicals formed photochemically.
has_obo_namespace: rex.obo
id: REX:0000379

Axiom
annotated source: type I photooxygenation
annotated property: definition
annotated target: The reaction of triplet molecular oxygen with radicals formed photochemically.
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

type II photooxygenation
type: Class
subclass of: photooxygenation
definition: The reaction of photochemically produced singlet molecular oxygen with molecular entities to give rise to oxygen containing molecular entities.
has_obo_namespace: rex.obo
id: REX:0000380

Axiom
annotated source: type II photooxygenation
annotated property: definition
annotated target: The reaction of photochemically produced singlet molecular oxygen with molecular entities to give rise to oxygen containing molecular entities.
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

type III photooxygenation
type: Class
subclass of: photooxygenation
definition: The photooxygenation reaction proceeding by electron transfer to produce the superoxide radical anion as the reactive species.
has_obo_namespace: rex.obo
id: REX:0000381

Axiom
annotated source: type III photooxygenation
annotated property: definition
annotated target: The photooxygenation reaction proceeding by electron transfer to produce the superoxide radical anion as the reactive species.
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

photosensitized reaction
type: Class
subclass of: photochemical reaction
definition: A reaction initiated by photosensitization.
has_obo_namespace: rex.obo
id: REX:0000382

Axiom
annotated source: photosensitized reaction
annotated property: definition
annotated target: A reaction initiated by photosensitization.
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

photosensitization
type: Class
subclass of: Restriction
  on property: Part of
  some values from: photosensitized reaction
definition: The process by which a photochemical change or photophysical process occurs in one (molecular) entity as a result of initial absorption of radiation by another (molecular) entity called a photosensitizer. In mechanistic photochemistry, the term is limited to cases in which the photosensitizer is not consumed in the reaction.
has_obo_namespace: rex.obo
id: REX:0000383

Axiom
annotated source: photosensitization
annotated property: definition
annotated target: The process by which a photochemical change or photophysical process occurs in one (molecular) entity as a result of initial absorption of radiation by another (molecular) entity called a photosensitizer. In mechanistic photochemistry, the term is limited to cases in which the photosensitizer is not consumed in the reaction.
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

photothermocatalysis
type: Class
subclass of: photocatalysis
subclass of: thermocatalysis
definition: Catalysis occurring by the simultaneous or sequential action of light and thermal energy.
has_obo_namespace: rex.obo
id: REX:0000384

Axiom
annotated source: photothermocatalysis
annotated property: definition
annotated target: Catalysis occurring by the simultaneous or sequential action of light and thermal energy.
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

thermophotocatalysis
type: Class
subclass of: photocatalysis
subclass of: thermocatalysis
definition: A (photo)catalytic phenomenon that occurs in circumstances when the system is also heated by light.
has_obo_namespace: rex.obo
id: REX:0000385

Axiom
annotated source: thermophotocatalysis
annotated property: definition
annotated target: A (photo)catalytic phenomenon that occurs in circumstances when the system is also heated by light.
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

thermocatalysis
type: Class
subclass of: catalysis
subclass of: thermal reaction
definition: Catalysis occurring by the action of thermal energy.
has_obo_namespace: rex.obo
id: REX:0000386

Axiom
annotated source: thermocatalysis
annotated property: definition
annotated target: Catalysis occurring by the action of thermal energy.
database_cross_reference: EBI:kid

photoradiocatalysis
type: Class
subclass of: photocatalysis
subclass of: radiocatalysis
definition: Radiocatalysis taking place under the e?ect of the simultaneous action of quanta of light and ionizing radiation. There is also the case when the ionizing radiation alone causes the emission of light that is chemically active (e.g., as may occur in the Cherenkov light emission).
has_obo_namespace: rex.obo
id: REX:0000387

Axiom
annotated source: photoradiocatalysis
annotated property: definition
annotated target: Radiocatalysis taking place under the e?ect of the simultaneous action of quanta of light and ionizing radiation. There is also the case when the ionizing radiation alone causes the emission of light that is chemically active (e.g., as may occur in the Cherenkov light emission).
database_cross_reference: http://www.photoenergy.org/ijp/glossary.pdf

thermochemical reaction
type: Class
subclass of: chemical reaction
definition: A reaction which involves the enthalpy change.
has_obo_namespace: rex.obo
id: REX:0000388

Axiom
annotated source: thermochemical reaction
annotated property: definition
annotated target: A reaction which involves the enthalpy change.
database_cross_reference: EBI:kid

luciferin monooxygenase reaction
type: Class
subclass of: bioluminescence
database_cross_reference: GO:0045289
has_obo_namespace: rex.obo
has_related_synonym: luciferase
id: REX:0000389

Renilla-luciferin 2-monooxygenase reaction
type: Class
subclass of: luciferin monooxygenase reaction
subclass of: single donor monooxygenase reaction
database_cross_reference: EC:1.13.12.5
database_cross_reference: GO:0050248
has_obo_namespace: rex.obo
id: REX:0000390

Cypridina-luciferin 2-monooxygenase reaction
type: Class
subclass of: luciferin monooxygenase reaction
subclass of: single donor monooxygenase reaction
database_cross_reference: EC:1.13.12.6
database_cross_reference: GO:0047712
has_obo_namespace: rex.obo
id: REX:0000391

Photinus-luciferin 4-monooxygenase (ATP-hydrolysing) reaction
type: Class
subclass of: luciferin monooxygenase reaction
subclass of: single donor monooxygenase reaction
database_cross_reference: EC:1.13.12.7
database_cross_reference: GO:0047077
has_obo_namespace: rex.obo
id: REX:0000392

Watasenia-luciferin 2-monooxygenase reaction
type: Class
subclass of: luciferin monooxygenase reaction
subclass of: single donor monooxygenase reaction
database_cross_reference: EC:1.13.12.8
database_cross_reference: GO:0050397
has_obo_namespace: rex.obo
id: REX:0000393

Oplophorus-luciferin 2-monooxygenase reaction
type: Class
subclass of: luciferin monooxygenase reaction
subclass of: single donor monooxygenase reaction
database_cross_reference: EC:1.13.12.13
has_obo_namespace: rex.obo
id: REX:0000394

Latia-luciferin monooxygenase (demethylating) reaction
type: Class
subclass of: luciferin monooxygenase reaction
subclass of: paired donor monooxygenase reaction
database_cross_reference: EC:1.14.99.21
database_cross_reference: GO:0047098
has_obo_namespace: rex.obo
id: REX:0000395

alkanal monooxygenase (FMN-linked) reaction
type: Class
subclass of: bioluminescence
subclass of: paired donor monooxygenase reaction
database_cross_reference: EC:1.14.14.3
database_cross_reference: GO:0047646
has_obo_namespace: rex.obo
has_related_synonym: bacterial luciferase
id: REX:0000396

oxygenase reaction
type: Class
subclass of: oxidoreductase reaction
definition: Any oxidoreductase reaction in which dioxygen is the electron acceptor.
has_obo_namespace: rex.obo
id: REX:0000397

Axiom
annotated source: oxygenase reaction
annotated property: definition
annotated target: Any oxidoreductase reaction in which dioxygen is the electron acceptor.
database_cross_reference: ISBN:0198506732

dioxygenase reaction
type: Class
subclass of: oxygenase reaction
definition: Oxidoreductase reaction involving incorporation of both atoms of dioxygen into the donor.
has_obo_namespace: rex.obo
id: REX:0000398

Axiom
annotated source: dioxygenase reaction
annotated property: definition
annotated target: Oxidoreductase reaction involving incorporation of both atoms of dioxygen into the donor.
database_cross_reference: EBI:kid

monooxygenase reaction
type: Class
subclass of: oxygenase reaction
definition: Any oxidoreductase reaction that brings about the incorporation of only one atom of oxygen from dioxygen into the donor.
database_cross_reference: GO:0004497
has_obo_namespace: rex.obo
id: REX:0000399

Axiom
annotated source: monooxygenase reaction
annotated property: definition
annotated target: Any oxidoreductase reaction that brings about the incorporation of only one atom of oxygen from dioxygen into the donor.
database_cross_reference: ISBN:0198506732

single donor dioxygenase reaction
type: Class
subclass of: dioxygenase reaction
database_cross_reference: EC:1.13.11
database_cross_reference: GO:0016702
has_obo_namespace: rex.obo
id: REX:0000400

single donor monooxygenase reaction
type: Class
subclass of: monooxygenase reaction
database_cross_reference: EC:1.13.12
database_cross_reference: GO:0016703
has_obo_namespace: rex.obo
has_related_synonym: internal monooxygenase reaction
id: REX:0000401

paired donor monooxygenase reaction
type: Class
subclass of: monooxygenase reaction
has_obo_namespace: rex.obo
id: REX:0000402

paired donor dioxygenase reaction
type: Class
subclass of: dioxygenase reaction
has_obo_namespace: rex.obo
id: REX:0000403

pyrolysis
type: Class
subclass of: thermolysis
definition: A chemical degradation reaction that is caused by thermal energy. The term pyrolysis generally refers to an inert environment.
has_obo_namespace: rex.obo
id: REX:0000404

Axiom
annotated source: pyrolysis
annotated property: definition
annotated target: A chemical degradation reaction that is caused by thermal energy. The term pyrolysis generally refers to an inert environment.
database_cross_reference: http://goldbook.iupac.org/P04961.html

redox reaction
type: Class
subclass of: chemical reaction
definition: A chemical reaction in which the oxidation of one reactant is coupled to the reduction of a second reactant.
has_obo_namespace: rex.obo
has_related_synonym: oxidation-reduction
has_related_synonym: oxidoreduction
id: REX:0000405

Axiom
annotated source: redox reaction
annotated property: definition
annotated target: A chemical reaction in which the oxidation of one reactant is coupled to the reduction of a second reactant.
database_cross_reference: ISBN:0198506732

ATP diphosphatase reaction
type: Class
subclass of: nucleoside-triphosphate diphosphatase reaction
definition: ATP + H2O --> AMP + diphosphate
database_cross_reference: EC:3.6.1.8
database_cross_reference: GO:0047693
has_obo_namespace: rex.obo
has_related_synonym: ATP diphosphohydrolase (diphosphate-forming)
id: REX:0000406

Axiom
annotated source: ATP diphosphatase reaction
annotated property: definition
annotated target: ATP + H2O --> AMP + diphosphate
database_cross_reference: EC:3.6.1.8

ATPase reaction
type: Class
subclass of: nucleoside-triphosphatase reaction
subclass of: Restriction
  on property: Part of
  some values from: ATP-hydrolysing chelatase reaction
subclass of: Restriction
  on property: Part of
  some values from: ATPase-coupled transmembrane transport
definition: ATP + H2O --> ADP + phosphate
database_cross_reference: GO:0016887
has_obo_namespace: rex.obo
id: REX:0000407

Axiom
annotated source: ATPase reaction
annotated property: definition
annotated target: ATP + H2O --> ADP + phosphate
database_cross_reference: GO:0016887

ATPase-coupled transmembrane transport
type: Class
subclass of: diphosphate-bond-hydrolysis-driven transport
database_cross_reference: GO:0042626
has_obo_namespace: rex.obo
id: REX:0000408

Na+/K+-exchanging ATPase reaction
type: Class
subclass of: ATPase-coupled transmembrane transport
definition: ATP + H2O + Na+(in) + K+(out) --> ADP + phosphate + Na+(out) + K+(in)
database_cross_reference: EC:3.6.3.9
database_cross_reference: GO:0005391
has_obo_namespace: rex.obo
has_related_synonym: ATP phosphohydrolase (Na+/K+-exchanging)
id: REX:0000409

Axiom
annotated source: Na+/K+-exchanging ATPase reaction
annotated property: definition
annotated target: ATP + H2O + Na+(in) + K+(out) --> ADP + phosphate + Na+(out) + K+(in)
database_cross_reference: EC:3.6.3.9

Na+ export
type: Class
subclass of: Restriction
  on property: Part of
  some values from: Na+/K+-exchanging ATPase reaction
definition: Na+(in) --> Na+(out)
has_obo_namespace: rex.obo
id: REX:0000410

Axiom
annotated source: Na+ export
annotated property: definition
annotated target: Na+(in) --> Na+(out)
database_cross_reference: EBI:kid

K+ import
type: Class
subclass of: Restriction
  on property: Part of
  some values from: Na+/K+-exchanging ATPase reaction
subclass of: Restriction
  on property: Part of
  some values from: K+-transporting ATPase reaction
definition: K+(out) --> K+(in)
has_obo_namespace: rex.obo
id: REX:0000411

Axiom
annotated source: K+ import
annotated property: definition
annotated target: K+(out) --> K+(in)
database_cross_reference: EBI:kid

K+-transporting ATPase reaction
type: Class
subclass of: ATPase-coupled transmembrane transport
definition: ATP + H2O + K+(out) --> ADP + phosphate + K+(in)
database_cross_reference: EC:3.6.3.12
database_cross_reference: GO:0008556
has_obo_namespace: rex.obo
has_related_synonym: ATP phosphohydrolase (K+-importing)
id: REX:0000412

Axiom
annotated source: K+-transporting ATPase reaction
annotated property: definition
annotated target: ATP + H2O + K+(out) --> ADP + phosphate + K+(in)
database_cross_reference: EC:3.6.3.12

solvolysis
type: Class
subclass of: chemical reaction
definition: Generally, reaction with a solvent, or with a lyonium ion or lyate ion, involving the rupture of one or more bonds in the reacting solute. More specifically the term is used for substitution, elimination and fragmentation reactions in which a solvent species is the nucleophile.
has_obo_namespace: rex.obo
id: REX:0000413

Axiom
annotated source: solvolysis
annotated property: definition
annotated target: Generally, reaction with a solvent, or with a lyonium ion or lyate ion, involving the rupture of one or more bonds in the reacting solute. More specifically the term is used for substitution, elimination and fragmentation reactions in which a solvent species is the nucleophile.
database_cross_reference: http://goldbook.iupac.org/S05762.html

hydrolysis
type: Class
subclass of: solvolysis
definition: Solvolysis by water.
has_obo_namespace: rex.obo
id: REX:0000414

Axiom
annotated source: hydrolysis
annotated property: definition
annotated target: Solvolysis by water.
database_cross_reference: http://goldbook.iupac.org/H02902.html

solvolytic elimination
type: Class
subclass of: solvolysis
has_obo_namespace: rex.obo
id: REX:0000415

solvolytic substitution
type: Class
subclass of: solvolysis
subclass of: substitution reaction
has_obo_namespace: rex.obo
id: REX:0000416

nucleophilic solvolytic substitution
type: Class
subclass of: solvolytic substitution
subclass of: nucleophilic solvolysis
subclass of: nucleophilic substitution reaction
has_obo_namespace: rex.obo
id: REX:0000417

nucleophilic solvolysis
type: Class
subclass of: solvolysis
subclass of: polar reaction
has_obo_namespace: rex.obo
id: REX:0000418

substitution reaction
type: Class
subclass of: chemical reaction
definition: A reaction, elementary or stepwise, in which one atom or group in a molecular entity is replaced by another atom or group.
has_obo_namespace: rex.obo
id: REX:0000419

Axiom
annotated source: substitution reaction
annotated property: definition
annotated target: A reaction, elementary or stepwise, in which one atom or group in a molecular entity is replaced by another atom or group.
database_cross_reference: http://goldbook.iupac.org/S06078.html

electrophilic substitution reaction
type: Class
subclass of: heterolytic substitution reaction
definition: A heterolytic reaction in which the reagent supplying the entering group acts as an electrophile.
has_obo_namespace: rex.obo
id: REX:0000420

Axiom
annotated source: electrophilic substitution reaction
annotated property: definition
annotated target: A heterolytic reaction in which the reagent supplying the entering group acts as an electrophile.
database_cross_reference: http://goldbook.iupac.org/E02020.html

nucleophilic substitution reaction
type: Class
subclass of: polar reaction
subclass of: heterolytic substitution reaction
definition: A heterolytic reaction in which the reagent supplying the entering group acts as a nucleophile.
has_obo_namespace: rex.obo
id: REX:0000421

Axiom
annotated source: nucleophilic substitution reaction
annotated property: definition
annotated target: A heterolytic reaction in which the reagent supplying the entering group acts as a nucleophile.
database_cross_reference: http://goldbook.iupac.org/N04249.html

polar reaction
type: Class
subclass of: chemical reaction
definition: A reaction proceeding by the movement of pairs of electrons from areas of high electron density (nucleophiles) to areas of low electron density (electrophiles), or from filled orbitals to empty orbitals.
has_obo_namespace: rex.obo
id: REX:0000422

Axiom
annotated source: polar reaction
annotated property: definition
annotated target: A reaction proceeding by the movement of pairs of electrons from areas of high electron density (nucleophiles) to areas of low electron density (electrophiles), or from filled orbitals to empty orbitals.
database_cross_reference: ISBN:0387985409

homolytic substitution reaction
type: Class
subclass of: substitution reaction
has_obo_namespace: rex.obo
has_related_synonym: free-radical substitution
id: REX:0000423

heterolytic substitution reaction
type: Class
subclass of: substitution reaction
subclass of: polar reaction
has_obo_namespace: rex.obo
id: REX:0000424

bimolecular nucleophilic substitution
type: Class
subclass of: bimolecular reaction
subclass of: nucleophilic substitution reaction
has_obo_namespace: rex.obo
has_related_synonym: SN2 mechanism
id: REX:0000425

unimolecular nucleophilic substitution
type: Class
subclass of: unimolecular reaction
subclass of: nucleophilic substitution reaction
has_obo_namespace: rex.obo
has_related_synonym: SN1 mechanism
id: REX:0000426

addition reaction
type: Class
subclass of: chemical reaction
definition: A chemical reaction of two or more reacting molecular entities, resulting in a single reaction product containing all atoms of all components, with formation of two chemical bonds and a net reduction in bond multiplicity in at least one of the reactants.
has_obo_namespace: rex.obo
id: REX:0000427

Axiom
annotated source: addition reaction
annotated property: definition
annotated target: A chemical reaction of two or more reacting molecular entities, resulting in a single reaction product containing all atoms of all components, with formation of two chemical bonds and a net reduction in bond multiplicity in at least one of the reactants.
database_cross_reference: http://goldbook.iupac.org/A00133.html

heterolytic addition reaction
type: Class
subclass of: polar reaction
subclass of: addition reaction
has_obo_namespace: rex.obo
id: REX:0000428

homolytic addition reaction
type: Class
subclass of: addition reaction
has_obo_namespace: rex.obo
has_related_synonym: free-radiacl addition
id: REX:0000429

electrophilic addition
type: Class
subclass of: heterolytic addition reaction
has_obo_namespace: rex.obo
id: REX:0000430

nucleophilic addition
type: Class
subclass of: heterolytic addition reaction
has_obo_namespace: rex.obo
id: REX:0000431

pericyclic addition reaction
type: Class
subclass of: addition reaction
has_obo_namespace: rex.obo
has_related_synonym: simultaneous addition
id: REX:0000432

pericyclic reaction
type: Class
subclass of: chemical reaction
has_obo_namespace: rex.obo
id: REX:0000433

elimination reaction
type: Class
subclass of: Restriction
  on property: is reverse of
  some values from: addition reaction
has_obo_namespace: rex.obo
id: REX:0000434

oxidative addition
type: Class
subclass of: addition reaction
definition: The insertion of a metal of a metal complex into a covalent bond involving formally an overall two-electron loss on one metal or a one-electron loss on each of two metals.
has_obo_namespace: rex.obo
id: REX:0000435

Axiom
annotated source: oxidative addition
annotated property: definition
annotated target: The insertion of a metal of a metal complex into a covalent bond involving formally an overall two-electron loss on one metal or a one-electron loss on each of two metals.
database_cross_reference: http://goldbook.iupac.org/O04367.html

reductive elimination
type: Class
subclass of: Restriction
  on property: is reverse of
  some values from: oxidative addition
definition: The reverse of oxidative addition.
has_obo_namespace: rex.obo
id: REX:0000436

Axiom
annotated source: reductive elimination
annotated property: definition
annotated target: The reverse of oxidative addition.
database_cross_reference: http://goldbook.iupac.org/R05223.html

unimolecular electrophilic substitution
type: Class
subclass of: unimolecular reaction
subclass of: electrophilic substitution reaction
has_obo_namespace: rex.obo
has_related_synonym: SE1 mechanism
id: REX:0000437

bimolecular electrophilic substitution
type: Class
subclass of: bimolecular reaction
subclass of: electrophilic substitution reaction
has_obo_namespace: rex.obo
has_related_synonym: SE2 mechanism
id: REX:0000438

electrocyclic reaction
type: Class
subclass of: pericyclic reaction
has_obo_namespace: rex.obo
id: REX:0000439

sigmatropic rearrangement
type: Class
subclass of: pericyclic reaction
has_obo_namespace: rex.obo
id: REX:0000440

ene reaction
type: Class
subclass of: pericyclic reaction
has_obo_namespace: rex.obo
id: REX:0000441

electrocyclic ring closing
type: Class
subclass of: electrocyclic reaction
has_obo_namespace: rex.obo
id: REX:0000442

electrocyclic ring opening
type: Class
subclass of: Restriction
  on property: is reverse of
  some values from: electrocyclic ring closing
has_obo_namespace: rex.obo
id: REX:0000443

reduction
type: Class
subclass of: Restriction
  on property: Part of
  some values from: photoreduction
subclass of: Restriction
  on property: Part of
  some values from: redox reaction
definition: The reverse of oxidation.
has_obo_namespace: rex.obo
id: REX:0000444

Axiom
annotated source: reduction
annotated property: definition
annotated target: The reverse of oxidation.
database_cross_reference: http://goldbook.iupac.org/R05222.html

oxidation
type: Class
subclass of: Restriction
  on property: Part of
  some values from: photooxidation
subclass of: Restriction
  on property: Part of
  some values from: redox reaction
has_obo_namespace: rex.obo
id: REX:0000445

oxygenation
type: Class
subclass of: oxidation
subclass of: Restriction
  on property: Part of
  some values from: photooxygenation
subclass of: Restriction
  on property: Part of
  some values from: oxygenase reaction
definition: The incorporation of molecular oxygen into a substrate.
has_obo_namespace: rex.obo
id: REX:0000446

Axiom
annotated source: oxygenation
annotated property: definition
annotated target: The incorporation of molecular oxygen into a substrate.
database_cross_reference: EBI:kid

dehydrogenase reaction
type: Class
subclass of: oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000447

dehydrogenation
type: Class
subclass of: oxidation
subclass of: Restriction
  on property: Part of
  some values from: dehydrogenase reaction
definition: Oxidation of an organic compound by the removal of one or more hydrogen atoms.
has_obo_namespace: rex.obo
id: REX:0000448

Axiom
annotated source: dehydrogenation
annotated property: definition
annotated target: Oxidation of an organic compound by the removal of one or more hydrogen atoms.
database_cross_reference: ISBN:0198506732

hydrogenation
type: Class
subclass of: reduction
subclass of: Restriction
  on property: is reverse of
  some values from: dehydrogenation
subclass of: Restriction
  on property: Part of
  some values from: photohydrogenation
definition: Reduction of an organic compound by the addition of the hydrogen atoms or dihydrogen.
has_obo_namespace: rex.obo
id: REX:0000449

Axiom
annotated source: hydrogenation
annotated property: definition
annotated target: Reduction of an organic compound by the addition of the hydrogen atoms or dihydrogen.
database_cross_reference: ISBN:0198506732

photohydrogenation
type: Class
subclass of: photoreduction
has_obo_namespace: rex.obo
has_related_synonym: photochemical hydrogenation
id: REX:0000450

photoelectronation
type: Class
subclass of: photoreduction
has_obo_namespace: rex.obo
has_related_synonym: photochemical electronation
id: REX:0000451

solvent transport
type: Class
subclass of: transmembrane transport
has_obo_namespace: rex.obo
id: REX:0000452

osmosis
type: Class
subclass of: solvent transport
definition: The spontaneous net flow of solvent by diffusion through a semipermeable membrane from a phase where the solvent has a higher chemical potential to one where the solvent has a lower chemical potential.
has_obo_namespace: rex.obo
id: REX:0000453

Axiom
annotated source: osmosis
annotated property: definition
annotated target: The spontaneous net flow of solvent by diffusion through a semipermeable membrane from a phase where the solvent has a higher chemical potential to one where the solvent has a lower chemical potential.
database_cross_reference: ISBN:0198506732

electro-osmosis
type: Class
subclass of: osmosis
definition: The motion of a liquid through a membrane as a consequence of the application of an electric field across the membrane.
has_obo_namespace: rex.obo
has_related_synonym: electro-endosmosis
has_related_synonym: electrosmosis
id: REX:0000454

Axiom
annotated source: electro-osmosis
annotated property: definition
annotated target: The motion of a liquid through a membrane as a consequence of the application of an electric field across the membrane.
database_cross_reference: http://goldbook.iupac.org/E02016.html

membrane process
type: Class
subclass of: surface process
has_obo_namespace: rex.obo
id: REX:0000455

biological membrane process
type: Class
subclass of: membrane process
has_obo_namespace: rex.obo
id: REX:0000456

biological membrane transport
type: Class
subclass of: biological transport
subclass of: transmembrane transport
subclass of: biological membrane process
definition: Any movement of substances or electrons across a biological membrane.
has_obo_namespace: rex.obo
id: REX:0000457

Axiom
annotated source: biological membrane transport
annotated property: definition
annotated target: Any movement of substances or electrons across a biological membrane.
database_cross_reference: EBI:kid

transport
type: Class
subclass of: macroscopic process
has_obo_namespace: rex.obo
id: REX:0000458

biological membrane fusion
type: Class
subclass of: biological membrane process
database_cross_reference: GO:0006944
has_obo_namespace: rex.obo
id: REX:0000459

pseudo-catalytic reaction
type: Class
subclass of: stepwise reaction
has_obo_namespace: rex.obo
id: REX:0000460

pseudo-catalysis
type: Class
subclass of: pseudo-catalytic reaction
definition: Increase the rate of the reaction by one of the reactant that is present in nearly constant concentration but is consumed during the process.
has_obo_namespace: rex.obo
id: REX:0000461

Axiom
annotated source: pseudo-catalysis
annotated property: definition
annotated target: Increase the rate of the reaction by one of the reactant that is present in nearly constant concentration but is consumed during the process.
database_cross_reference: http://goldbook.iupac.org/P04924.html

general acid pseudo-catalysis
type: Class
subclass of: pseudo-catalysis
has_obo_namespace: rex.obo
id: REX:0000462

general base pseudo-catalysis
type: Class
subclass of: pseudo-catalysis
has_obo_namespace: rex.obo
id: REX:0000463

alkylmercury lyase reaction
type: Class
subclass of: transferase reaction
database_cross_reference: EC:4.99.1.2
database_cross_reference: GO:0018836
has_obo_namespace: rex.obo
id: REX:0000464

alcohol:acceptor dehydrogenase reaction
type: Class
subclass of: dehydrogenase reaction
database_cross_reference: EC:1.1
has_obo_namespace: rex.obo
id: REX:0000465

ethanol:NAD+ dehydrogenase reaction
type: Class
subclass of: aliphatic alcohol:NAD+ dehydrogenase
definition: ethanol + NAD+ --> acetaldehyde + NADH + H+
database_cross_reference: EC:1.1.1.1
has_obo_namespace: rex.obo
has_related_synonym: ethanol dehydrogenase
id: REX:0000466

Axiom
annotated source: ethanol:NAD+ dehydrogenase reaction
annotated property: definition
annotated target: ethanol + NAD+ --> acetaldehyde + NADH + H+
database_cross_reference: EBI:kid

ethanol dehydrogenation
type: Class
subclass of: primary alcohol dehydrogenation
subclass of: Restriction
  on property: Part of
  some values from: ethanol:NAD+ dehydrogenase reaction
definition: ethanol --> acetaldehyde + 2 e- + 2 H+
has_obo_namespace: rex.obo
id: REX:0000467

Axiom
annotated source: ethanol dehydrogenation
annotated property: definition
annotated target: ethanol --> acetaldehyde + 2 e- + 2 H+
database_cross_reference: EBI:kid

NAD+ reduction
type: Class
subclass of: NAD(P)+ reduction
subclass of: Restriction
  on property: Part of
  some values from: donor:NAD+ dehydrogenase reaction
definition: NAD+ + 2 e- + H+ --> NADH
has_obo_namespace: rex.obo
id: REX:0000468

Axiom
annotated source: NAD+ reduction
annotated property: definition
annotated target: NAD+ + 2 e- + H+ --> NADH
database_cross_reference: EBI:kid

alcohol:NAD(P)+ dehydrogenase reaction
type: Class
subclass of: alcohol:acceptor dehydrogenase reaction
subclass of: donor:NAD(P)+ oxidoreductase reaction
database_cross_reference: EC:1.1.1
has_obo_namespace: rex.obo
id: REX:0000469

alcohol:NAD+ dehydrogenase reaction
type: Class
subclass of: alcohol:NAD(P)+ dehydrogenase reaction
subclass of: donor:NAD+ dehydrogenase reaction
has_obo_namespace: rex.obo
id: REX:0000470

alcohol:NADP+ dehydrogenase reaction
type: Class
subclass of: alcohol:NAD(P)+ dehydrogenase reaction
subclass of: donor:NADP+ dehydrogenase reaction
database_cross_reference: EC:1.1.1.2
has_obo_namespace: rex.obo
id: REX:0000471

donor:NAD(P)+ oxidoreductase reaction
type: Class
subclass of: oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000472

donor:NAD+ dehydrogenase reaction
type: Class
subclass of: donor:NAD(P)+ oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000473

donor:NADP+ dehydrogenase reaction
type: Class
subclass of: donor:NAD(P)+ oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000474

NADP+ reduction
type: Class
subclass of: NAD(P)+ reduction
subclass of: Restriction
  on property: Part of
  some values from: donor:NADP+ dehydrogenase reaction
definition: NADP+ + 2 e- + H+ --> NADPH
has_obo_namespace: rex.obo
id: REX:0000475

Axiom
annotated source: NADP+ reduction
annotated property: definition
annotated target: NADP+ + 2 e- + H+ --> NADPH
database_cross_reference: EBI:kid

NAD(P)+ reduction
type: Class
subclass of: hydrogenation
subclass of: Restriction
  on property: Part of
  some values from: donor:NAD(P)+ oxidoreductase reaction
definition: NAD(P)+ + 2 e- + H+ --> NAD(P)H
has_obo_namespace: rex.obo
id: REX:0000476

Axiom
annotated source: NAD(P)+ reduction
annotated property: definition
annotated target: NAD(P)+ + 2 e- + H+ --> NAD(P)H
database_cross_reference: EBI:kid

methanol:NAD+ dehydrogenase reaction
type: Class
subclass of: aliphatic alcohol:NAD+ dehydrogenase
definition: methanol + NAD+ --> formaldehyde + NADH + H+
has_obo_namespace: rex.obo
has_related_synonym: methanol dehydrogenase
has_related_synonym: methanol:NAD+ oxidoreductase
id: REX:0000477

Axiom
annotated source: methanol:NAD+ dehydrogenase reaction
annotated property: definition
annotated target: methanol + NAD+ --> formaldehyde + NADH + H+
database_cross_reference: EC:1.1.1.244

methanol dehydrogenation
type: Class
subclass of: primary alcohol dehydrogenation
subclass of: Restriction
  on property: Part of
  some values from: methanol:NAD+ dehydrogenase reaction
definition: methanol --> formaldehyde + 2 e- + 2 H+
has_obo_namespace: rex.obo
id: REX:0000478

Axiom
annotated source: methanol dehydrogenation
annotated property: definition
annotated target: methanol --> formaldehyde + 2 e- + 2 H+
database_cross_reference: EBI:kid

aryl-alcohol:NADP+ dehydrogenase reaction
type: Class
subclass of: alcohol:NADP+ dehydrogenase reaction
subclass of: aryl-alcohol:NAD(P)+ dehydrogenase reaction
definition: an aromatic alcohol + NADP+ --> an aromatic aldehyde + NADPH + H+
has_obo_namespace: rex.obo
has_related_synonym: aryl-alcohol dehydrogenase (NADP+)
has_related_synonym: aryl-alcohol:NADP+ oxidoreductase
id: REX:0000479

Axiom
annotated source: aryl-alcohol:NADP+ dehydrogenase reaction
annotated property: definition
annotated target: an aromatic alcohol + NADP+ --> an aromatic aldehyde + NADPH + H+
database_cross_reference: EC:1.1.1.91

propan-2-ol:NADP+ dehydrogenase reaction
type: Class
subclass of: alcohol:NADP+ dehydrogenase reaction
definition: propan-2-ol + NADP+ --> acetone + NADPH + H+
has_obo_namespace: rex.obo
has_related_synonym: isopropanol dehydrogenase (NADP+)
has_related_synonym: propan-2-ol:NADP+ oxidoreductase
id: REX:0000480

Axiom
annotated source: propan-2-ol:NADP+ dehydrogenase reaction
annotated property: definition
annotated target: propan-2-ol + NADP+ --> acetone + NADPH + H+
database_cross_reference: EC:1.1.1.80

aryl-alcohol:NAD+ dehydrogenase reaction
type: Class
subclass of: alcohol:NAD+ dehydrogenase reaction
subclass of: aryl-alcohol:NAD(P)+ dehydrogenase reaction
definition: an aromatic alcohol + NAD+ --> an aromatic aldehyde + NADH + H+
has_obo_namespace: rex.obo
id: REX:0000481

Axiom
annotated source: aryl-alcohol:NAD+ dehydrogenase reaction
annotated property: definition
annotated target: an aromatic alcohol + NAD+ --> an aromatic aldehyde + NADH + H+
database_cross_reference: EC:1.1.1.90

aliphatic alcohol:NAD+ dehydrogenase
type: Class
subclass of: alcohol:NAD+ dehydrogenase reaction
definition: an alcohol + NAD+ --> an aldehyde or ketone + NADH + H+
has_obo_namespace: rex.obo
id: REX:0000482

Axiom
annotated source: aliphatic alcohol:NAD+ dehydrogenase
annotated property: definition
annotated target: an alcohol + NAD+ --> an aldehyde or ketone + NADH + H+
database_cross_reference: EC:1.1.1.1

3-hydroxybenzyl-alcohol:NADP+ dehydrogenase reaction
type: Class
subclass of: aryl-alcohol:NADP+ dehydrogenase reaction
definition: 3-hydroxybenzyl alcohol + NADP+ --> 3-hydroxybenzaldehyde + NADPH + H+
has_obo_namespace: rex.obo
has_related_synonym: 3-hydroxybenzyl-alcohol dehydrogenase
has_related_synonym: 3-hydroxybenzyl-alcohol:NADP+ oxidoreductase
id: REX:0000483

Axiom
annotated source: 3-hydroxybenzyl-alcohol:NADP+ dehydrogenase reaction
annotated property: definition
annotated target: 3-hydroxybenzyl alcohol + NADP+ --> 3-hydroxybenzaldehyde + NADPH + H+
database_cross_reference: EC:1.1.1.97

3-hydroxybenzyl alcohol dehydrogenation
type: Class
subclass of: primary alcohol dehydrogenation
subclass of: Restriction
  on property: Part of
  some values from: 3-hydroxybenzyl-alcohol:NADP+ dehydrogenase reaction
definition: 3-hydroxybenzyl alcohol --> 3-hydroxybenzaldehyde + 2 e- + 2 H+
has_obo_namespace: rex.obo
id: REX:0000484

Axiom
annotated source: 3-hydroxybenzyl alcohol dehydrogenation
annotated property: definition
annotated target: 3-hydroxybenzyl alcohol --> 3-hydroxybenzaldehyde + 2 e- + 2 H+
database_cross_reference: EBI:kid

alcohol dehydrogenation
type: Class
subclass of: Restriction
  on property: Part of
  some values from: alcohol:acceptor dehydrogenase reaction
definition: R-CH(OH)-R' --> R-C(O)-R' + 2 e- + 2 H+
has_obo_namespace: rex.obo
id: REX:0000485

Axiom
annotated source: alcohol dehydrogenation
annotated property: definition
annotated target: R-CH(OH)-R' --> R-C(O)-R' + 2 e- + 2 H+
database_cross_reference: EBI:kid

primary alcohol dehydrogenation
type: Class
subclass of: alcohol dehydrogenation
definition: R-CH2OH --> R-C(O)H + 2 e- + 2 H+
has_obo_namespace: rex.obo
id: REX:0000486

Axiom
annotated source: primary alcohol dehydrogenation
annotated property: definition
annotated target: R-CH2OH --> R-C(O)H + 2 e- + 2 H+
database_cross_reference: EBI:kid

secondary alcohol dehydrogenation
type: Class
subclass of: alcohol dehydrogenation
definition: R-CH(OH)-R' --> R-C(O)-R' + 2 e- + 2 H+
has_obo_namespace: rex.obo
id: REX:0000487

Axiom
annotated source: secondary alcohol dehydrogenation
annotated property: definition
annotated target: R-CH(OH)-R' --> R-C(O)-R' + 2 e- + 2 H+
database_cross_reference: EBI:kid

propan-2-ol dehydrogenation
type: Class
subclass of: secondary alcohol dehydrogenation
subclass of: Restriction
  on property: Part of
  some values from: propan-2-ol:NADP+ dehydrogenase reaction
definition: propan-2-ol --> acetone + 2 e- + 2 H+
has_obo_namespace: rex.obo
id: REX:0000488

Axiom
annotated source: propan-2-ol dehydrogenation
annotated property: definition
annotated target: propan-2-ol --> acetone + 2 e- + 2 H+
database_cross_reference: EBI:kid

aryl-alcohol:NAD(P)+ dehydrogenase reaction
type: Class
subclass of: alcohol:NAD(P)+ dehydrogenase reaction
has_obo_namespace: rex.obo
id: REX:0000489

chelation
type: Class
subclass of: coordination
subclass of: Restriction
  on property: Part of
  some values from: chelatase reaction
definition: The formation or presence of bonds between two or more separate binding sites within the same ligand and a single central atom.
has_obo_namespace: rex.obo
id: REX:0000490

Axiom
annotated source: chelation
annotated property: definition
annotated target: The formation or presence of bonds between two or more separate binding sites within the same ligand and a single central atom.
database_cross_reference: http://goldbook.iupac.org/C01012.html

donor:hemoprotein oxidoreductase reaction
type: Class
subclass of: donor:iron protein oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000491

alcohol:cytochrome dehydrogenase reaction
type: Class
subclass of: alcohol:acceptor dehydrogenase reaction
subclass of: donor:cytochrome oxidoreductase reaction
database_cross_reference: EC:1.1.2
has_obo_namespace: rex.obo
id: REX:0000492

alcohol:oxygen dehydrogenase reaction
type: Class
subclass of: alcohol:acceptor dehydrogenase reaction
subclass of: donor:oxygen oxidoreductase reaction
database_cross_reference: EC:1.1.3
has_obo_namespace: rex.obo
id: REX:0000493

alcohol:quinone dehydrogenase reaction
type: Class
subclass of: alcohol:acceptor dehydrogenase reaction
subclass of: donor:quinone oxidoreductase reaction
database_cross_reference: EC:1.1.5
has_obo_namespace: rex.obo
id: REX:0000494

carbonyl:acceptor dehydrogenase reaction
type: Class
subclass of: dehydrogenase reaction
database_cross_reference: EC:1.2
has_obo_namespace: rex.obo
id: REX:0000495

carbonyl:NAD(P)+ dehydrogenase reaction
type: Class
subclass of: donor:NAD(P)+ oxidoreductase reaction
subclass of: carbonyl:acceptor dehydrogenase reaction
database_cross_reference: EC:1.2.1
has_obo_namespace: rex.obo
id: REX:0000496

carbonyl:cytochrome dehydrogenase reaction
type: Class
subclass of: carbonyl:acceptor dehydrogenase reaction
subclass of: donor:cytochrome oxidoreductase reaction
database_cross_reference: EC:1.2.2
has_obo_namespace: rex.obo
id: REX:0000497

carbonyl:oxygen dehydrogenase reaction
type: Class
subclass of: carbonyl:acceptor dehydrogenase reaction
subclass of: donor:oxygen oxidoreductase reaction
database_cross_reference: EC:1.2.3
has_obo_namespace: rex.obo
id: REX:0000498

carbonyl:ferredoxin dehydrogenase reaction
type: Class
subclass of: carbonyl:acceptor dehydrogenase reaction
subclass of: donor:iron-sulfur protein oxidoreductase reaction
database_cross_reference: EC:1.2.7
has_obo_namespace: rex.obo
id: REX:0000499

donor:iron protein oxidoreductase reaction
type: Class
subclass of: oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000500

donor:iron-sulfur protein oxidoreductase reaction
type: Class
subclass of: donor:iron protein oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000501

NAD(P)H:acceptor dehydrogenase reaction
type: Class
subclass of: dehydrogenase reaction
database_cross_reference: EC:1.6
has_obo_namespace: rex.obo
id: REX:0000502

NAD(P)H:NAD(P)+ transhydrogenase reaction
type: Class
subclass of: NAD(P)H:acceptor dehydrogenase reaction
database_cross_reference: EC:1.6.1
has_obo_namespace: rex.obo
id: REX:0000503

NAD(P)H:hemoprotein dehydrogenase reaction
type: Class
subclass of: NAD(P)H:acceptor dehydrogenase reaction
database_cross_reference: EC:1.6.2
has_obo_namespace: rex.obo
id: REX:0000504

NAD(P)H:oxygen dehydrogenase reaction
type: Class
subclass of: NAD(P)H:acceptor dehydrogenase reaction
subclass of: donor:oxygen oxidoreductase reaction
database_cross_reference: EC:1.6.3
has_obo_namespace: rex.obo
id: REX:0000505

NAD(P)H oxidase reaction
type: Class
subclass of: NAD(P)H:oxygen dehydrogenase reaction
definition: NAD(P)H + H+ + O2 --> NAD(P)+ + H2O2
has_obo_namespace: rex.obo
has_related_synonym: NAD(P)H oxidase
has_related_synonym: NAD(P)H:oxygen oxidoreductase
id: REX:0000506

Axiom
annotated source: NAD(P)H oxidase reaction
annotated property: definition
annotated target: NAD(P)H + H+ + O2 --> NAD(P)+ + H2O2
database_cross_reference: EC:1.6.3.1

NAD(P)H:quinone dehydrogenase reaction
type: Class
subclass of: NAD(P)H:acceptor dehydrogenase reaction
subclass of: donor:quinone oxidoreductase reaction
database_cross_reference: EC:1.6.5
has_obo_namespace: rex.obo
id: REX:0000507

donor:cytochrome oxidoreductase reaction
type: Class
subclass of: donor:hemoprotein oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000508

donor:oxygen oxidoreductase reaction
type: Class
subclass of: oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000509

donor:quinone oxidoreductase reaction
type: Class
subclass of: oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000510

metal oxidoreductase reaction
type: Class
subclass of: oxidoreductase reaction
database_cross_reference: EC:1.16
has_obo_namespace: rex.obo
id: REX:0000511

metal:NAD(P)+ oxidoreductase reaction
type: Class
subclass of: donor:NAD(P)+ oxidoreductase reaction
subclass of: metal oxidoreductase reaction
database_cross_reference: EC:1.16.1
has_obo_namespace: rex.obo
id: REX:0000512

metal:oxygen oxidoreductase reaction
type: Class
subclass of: donor:oxygen oxidoreductase reaction
subclass of: metal oxidoreductase reaction
database_cross_reference: EC:1.16.3
has_obo_namespace: rex.obo
id: REX:0000513

ferroxidase reaction
type: Class
subclass of: metal:oxygen oxidoreductase reaction
definition: 4 Fe(2+) + 4 H+ + O2 --> 4 Fe(3+) + 2 H2O
database_cross_reference: EC:1.16.3.1
has_obo_namespace: rex.obo
has_related_synonym: Fe(II):oxygen oxidoreductase
has_related_synonym: ferroxidase
id: REX:0000514

Axiom
annotated source: ferroxidase reaction
annotated property: definition
annotated target: 4 Fe(2+) + 4 H+ + O2 --> 4 Fe(3+) + 2 H2O
database_cross_reference: EC:1.16.3.1

metal:flavin oxidoreductase reaction
type: Class
subclass of: metal oxidoreductase reaction
subclass of: donor:flavin oxidoreductase reaction
database_cross_reference: EC:1.16.8
has_obo_namespace: rex.obo
id: REX:0000515

cob(II)yrinic acid a,c-diamide reductase reaction
type: Class
subclass of: metal:flavin oxidoreductase reaction
definition: 2 cob(II)yrinic acid a,c-diamide + FMN --> 2 cob(I)yrinic acid a,c-diamide + FMNH2
database_cross_reference: EC:1.16.8.1
has_obo_namespace: rex.obo
has_related_synonym: cob(II)yrinic acid a,c-diamide reductase
has_related_synonym: cob(II)yrinic acid-a,c-diamide:FMN oxidoreductase
id: REX:0000516

Axiom
annotated source: cob(II)yrinic acid a,c-diamide reductase reaction
annotated property: definition
annotated target: 2 cob(II)yrinic acid a,c-diamide + FMN --> 2 cob(I)yrinic acid a,c-diamide + FMNH2
database_cross_reference: EC:1.16.8.1

donor:flavin oxidoreductase reaction
type: Class
subclass of: oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000517

NADPH:mercury oxidoreductase reaction
type: Class
subclass of: NADPH:metal oxidoreductase reaction
definition: Hg2+ + NADPH --> Hg + NADP+ + H+
database_cross_reference: EC:1.16.1.1
has_obo_namespace: rex.obo
has_related_synonym: Hg:NADP+ oxidoreductase
has_related_synonym: mercury(II) reductase
id: REX:0000518

Axiom
annotated source: NADPH:mercury oxidoreductase reaction
annotated property: definition
annotated target: Hg2+ + NADPH --> Hg + NADP+ + H+
database_cross_reference: EBI:kid

NAD(P)H:metal oxidoreductase reaction
type: Class
subclass of: Restriction
  on property: is reverse of
  some values from: metal:NAD(P)+ oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000519

NADPH:cyanocobalamin oxidoreductase reaction
type: Class
subclass of: NADPH:metal oxidoreductase reaction
definition: cyanocob(III)alamin + NADPH + H+ --> cob(I)alamin + cyanide + NADP+
database_cross_reference: EC:1.16.1.6
has_obo_namespace: rex.obo
has_related_synonym: cyanocobalamin reductase (cyanide-eliminating)
id: REX:0000520

Axiom
annotated source: NADPH:cyanocobalamin oxidoreductase reaction
annotated property: definition
annotated target: cyanocob(III)alamin + NADPH + H+ --> cob(I)alamin + cyanide + NADP+
database_cross_reference: EBI:kid

NADH:diferric-transferrin oxidoreductase reaction
type: Class
subclass of: NADH:metal oxidoreductase reaction
definition: transferrin[Fe(III)]2 + NADH + H+ --> transferrin[Fe(II)]2 + NAD+
database_cross_reference: EC:1.16.1.2
has_obo_namespace: rex.obo
id: REX:0000521

Axiom
annotated source: NADH:diferric-transferrin oxidoreductase reaction
annotated property: definition
annotated target: transferrin[Fe(III)]2 + NADH + H+ --> transferrin[Fe(II)]2 + NAD+
database_cross_reference: EBI:kid

NADH:aquacobalamin oxidoreductase reaction
type: Class
subclass of: NADH:metal oxidoreductase reaction
definition: 2 aquacob(III)alamin + NADH + H+ --> 2 cob(II)alamin + NAD+
database_cross_reference: EC:1.16.1.3
has_obo_namespace: rex.obo
has_related_synonym: aquacobalamin reductase
id: REX:0000522

Axiom
annotated source: NADH:aquacobalamin oxidoreductase reaction
annotated property: definition
annotated target: 2 aquacob(III)alamin + NADH + H+ --> 2 cob(II)alamin + NAD+
database_cross_reference: EBI:kid

NADH:cob(II)alamin oxidoreductase reaction
type: Class
subclass of: NADH:metal oxidoreductase reaction
definition: cob(II)alamin + NADH + H+ --> 2 cob(I)alamin + NAD+
database_cross_reference: EC:1.16.1.4
has_obo_namespace: rex.obo
has_related_synonym: cob(II)alamin reductase
id: REX:0000523

Axiom
annotated source: NADH:cob(II)alamin oxidoreductase reaction
annotated property: definition
annotated target: cob(II)alamin + NADH + H+ --> 2 cob(I)alamin + NAD+
database_cross_reference: EBI:kid

NADPH:aquacobalamin oxidoreductase reaction
type: Class
subclass of: NADPH:metal oxidoreductase reaction
definition: 2 aquacob(III)alamin + NADPH + H+ --> 2 cob(II)alamin + NADP+
database_cross_reference: EC:1.16.1.5
has_obo_namespace: rex.obo
has_related_synonym: aquacobalamin reductase (NADPH)
id: REX:0000524

Axiom
annotated source: NADPH:aquacobalamin oxidoreductase reaction
annotated property: definition
annotated target: 2 aquacob(III)alamin + NADPH + H+ --> 2 cob(II)alamin + NADP+
database_cross_reference: EBI:kid

NADH:ferric-chelate oxidoreductase reaction
type: Class
subclass of: NADH:metal oxidoreductase reaction
definition: 2 Fe(III) + NADH + H+ --> 2 Fe(II) + NAD+
database_cross_reference: EC:1.16.1.7
has_obo_namespace: rex.obo
has_related_synonym: ferric-chelate reductase
has_related_synonym: iron chelate reductase
id: REX:0000525

Axiom
annotated source: NADH:ferric-chelate oxidoreductase reaction
annotated property: definition
annotated target: 2 Fe(III) + NADH + H+ --> 2 Fe(II) + NAD+
database_cross_reference: EBI:kid

NADPH:[methionine synthase] oxidoreductase reaction
type: Class
subclass of: NADPH:metal oxidoreductase reaction
definition: 2 [methionine synthase]-cob(II)alamin + NADPH + H+ + 2 S-adenosyl-L-methionine --> 2 [methionine synthase]-methylcob(I)alamin + 2 S-adenosylhomocysteine + NADP+
database_cross_reference: EC:1.16.1.8
has_obo_namespace: rex.obo
has_related_synonym: [methionine synthase] reductase
id: REX:0000526

Axiom
annotated source: NADPH:[methionine synthase] oxidoreductase reaction
annotated property: definition
annotated target: 2 [methionine synthase]-cob(II)alamin + NADPH + H+ + 2 S-adenosyl-L-methionine --> 2 [methionine synthase]-methylcob(I)alamin + 2 S-adenosylhomocysteine + NADP+
database_cross_reference: EBI:kid

hemoprotein oxidoreductase reaction
type: Class
subclass of: metal oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000527

hemoprotein:oxygen oxidoreductase reaction
type: Class
subclass of: hemoprotein oxidoreductase reaction
database_cross_reference: EC:1.9.3
has_obo_namespace: rex.obo
id: REX:0000528

hemoprotein:nitrate oxidoreductase reaction
type: Class
subclass of: hemoprotein oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000529

ferrocytochrome:nitrate reductase reaction
type: Class
subclass of: hemoprotein:nitrate oxidoreductase reaction
definition: ferrocytochrome + nitrate --> ferricytochrome + nitrite
database_cross_reference: EC:1.9.6.1
has_obo_namespace: rex.obo
has_related_synonym: ferrocytochrome:nitrate oxidoreductase
has_related_synonym: nitrate reductase (cytochrome)
id: REX:0000530

Axiom
annotated source: ferrocytochrome:nitrate reductase reaction
annotated property: definition
annotated target: ferrocytochrome + nitrate --> ferricytochrome + nitrite
database_cross_reference: EC:1.9.6.1

cytochrome-c oxidase reaction
type: Class
subclass of: hemoprotein:oxygen oxidoreductase reaction
definition: 4 ferrocytochrome c + O2 --> 4 ferricytochrome c + 2 H2O
database_cross_reference: EC:1.9.3.1
has_obo_namespace: rex.obo
has_related_synonym: cytochrome-c oxidase
has_related_synonym: ferrocytochrome-c:oxygen oxidoreductase
id: REX:0000531

Axiom
annotated source: cytochrome-c oxidase reaction
annotated property: definition
annotated target: 4 ferrocytochrome c + O2 --> 4 ferricytochrome c + 2 H2O
database_cross_reference: EC:1.9.3.1

NADPH:metal oxidoreductase reaction
type: Class
subclass of: NAD(P)H:metal oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000532

NADH:metal oxidoreductase reaction
type: Class
subclass of: NAD(P)H:metal oxidoreductase reaction
has_obo_namespace: rex.obo
id: REX:0000533

hydrogenase reaction
type: Class
subclass of: oxidoreductase reaction
database_cross_reference: EC:1.12
has_obo_namespace: rex.obo
has_related_synonym: dihydrogenase reaction
id: REX:0000534

hydrogen:NAD(P)+ oxidoreductase reaction
type: Class
subclass of: donor:NAD(P)+ oxidoreductase reaction
subclass of: hydrogenase reaction
definition: H2 + NAD(P)+ --> H+ + NAD(P)H
database_cross_reference: EC:1.12.1
has_obo_namespace: rex.obo
id: REX:0000535

Axiom
annotated source: hydrogen:NAD(P)+ oxidoreductase reaction
annotated property: definition
annotated target: H2 + NAD(P)+ --> H+ + NAD(P)H
database_cross_reference: EBI:kid

hydrogen:NAD+ oxidoreductase reaction
type: Class
subclass of: donor:NAD+ dehydrogenase reaction
subclass of: hydrogen:NAD(P)+ oxidoreductase reaction
definition: H2 + NAD+ --> H+ + NADH
database_cross_reference: EC:1.12.1.2
has_obo_namespace: rex.obo
has_related_synonym: hydrogen dehydrogenase
has_related_synonym: hydrogen:NAD+ oxidoreductase
id: REX:0000536

Axiom
annotated source: hydrogen:NAD+ oxidoreductase reaction
annotated property: definition
annotated target: H2 + NAD+ --> H+ + NADH
database_cross_reference: EC:1.12.1.2

hydrogen:NADP+ oxidoreductase reaction
type: Class
subclass of: donor:NADP+ dehydrogenase reaction
subclass of: hydrogen:NAD(P)+ oxidoreductase reaction
definition: H2 + NADP+ --> H+ + NADPH
database_cross_reference: EC:1.12.1.3
has_obo_namespace: rex.obo
has_related_synonym: hydrogen dehydrogenase (NADP+)
has_related_synonym: hydrogen:NADP+ oxidoreductase
id: REX:0000537

Axiom
annotated source: hydrogen:NADP+ oxidoreductase reaction
annotated property: definition
annotated target: H2 + NADP+ --> H+ + NADPH
database_cross_reference: EC:1.12.1.3

hydrogen:cytochrome oxidoreductase reaction
type: Class
subclass of: donor:cytochrome oxidoreductase reaction
subclass of: hydrogenase reaction
database_cross_reference: EC:1.12.2
has_obo_namespace: rex.obo
id: REX:0000538

hydrogen:ferricytochrome-c3 oxidoreductase reaction
type: Class
subclass of: hydrogen:cytochrome oxidoreductase reaction
definition: 2 H2 + ferricytochrome c3 --> 4 H+ + ferrocytochrome c3
database_cross_reference: EC:1.12.2.1
has_obo_namespace: rex.obo
has_related_synonym: H2:ferricytochrome c3 oxidoreductase
has_related_synonym: cytochrome-c3 hydrogenase
id: REX:0000539

Axiom
annotated source: hydrogen:ferricytochrome-c3 oxidoreductase reaction
annotated property: definition
annotated target: 2 H2 + ferricytochrome c3 --> 4 H+ + ferrocytochrome c3
database_cross_reference: EC:1.12.2.1

hydrogen:quinone oxidoreductase reaction
type: Class
subclass of: donor:quinone oxidoreductase reaction
subclass of: hydrogenase reaction
database_cross_reference: EC:1.12.5
has_obo_namespace: rex.obo
id: REX:0000540

magnesium-protoporphyrin IX monomethyl ester (oxidative) cyclase reaction
type: Class
subclass of: paired donor monooxygenase reaction
definition: magnesium-protoporphyrin IX 13-monomethyl ester + 3 NADPH + 3 H+ + 3 O2 --> divinylprotochlorophyllide + 3 NADP+ + 5 H2O
database_cross_reference: EC:1.14.13.81
database_cross_reference: GO:0048529
has_obo_namespace: rex.obo
id: REX:0000541

Axiom
annotated source: magnesium-protoporphyrin IX monomethyl ester (oxidative) cyclase reaction
annotated property: definition
annotated target: magnesium-protoporphyrin IX 13-monomethyl ester + 3 NADPH + 3 H+ + 3 O2 --> divinylprotochlorophyllide + 3 NADP+ + 5 H2O
database_cross_reference: GO:0048529

hydrogen:ferredoxin oxidoreductase reaction
type: Class
subclass of: donor:iron-sulfur protein oxidoreductase reaction
subclass of: hydrogenase reaction
definition: H2 + oxidized ferredoxin --> reduced ferredoxin + 2 H+
database_cross_reference: EC:1.12.7.2
has_obo_namespace: rex.obo
id: REX:0000542

Axiom
annotated source: hydrogen:ferredoxin oxidoreductase reaction
annotated property: definition
annotated target: H2 + oxidized ferredoxin --> reduced ferredoxin + 2 H+
database_cross_reference: EC:1.12.7.2

magnesium-protoporphyrin IX 13-monomethyl ester hydroxylase reaction
type: Class
subclass of: Restriction
  on property: Part of
  some values from: magnesium-protoporphyrin IX monomethyl ester (oxidative) cyclase reaction
definition: magnesium-protoporphyrin IX 13-monomethyl ester + NADPH + H+ + O2 --> 13(1)-hydroxy-magnesium-protoporphyrin IX 13-monomethyl ester + NADP+ + H2O
has_obo_namespace: rex.obo
id: REX:0000543

Axiom
annotated source: magnesium-protoporphyrin IX 13-monomethyl ester hydroxylase reaction
annotated property: definition
annotated target: magnesium-protoporphyrin IX 13-monomethyl ester + NADPH + H+ + O2 --> 13(1)-hydroxy-magnesium-protoporphyrin IX 13-monomethyl ester + NADP+ + H2O
database_cross_reference: EC:1.14.13.81

13(1)-hydroxy-magnesium-protoporphyrin IX 13-monomethyl ester dehydrogenase reaction
type: Class
subclass of: Restriction
  on property: Part of
  some values from: magnesium-protoporphyrin IX monomethyl ester (oxidative) cyclase reaction
definition: 13(1)-hydroxy-magnesium-protoporphyrin IX 13-monomethyl ester + NADPH + H+ + O2 --> 13(1)-oxo-magnesium-protoporphyrin IX 13-monomethyl ester + NADP+ + 2 H2O
has_obo_namespace: rex.obo
id: REX:0000544

Axiom
annotated source: 13(1)-hydroxy-magnesium-protoporphyrin IX 13-monomethyl ester dehydrogenase reaction
annotated property: definition
annotated target: 13(1)-hydroxy-magnesium-protoporphyrin IX 13-monomethyl ester + NADPH + H+ + O2 --> 13(1)-oxo-magnesium-protoporphyrin IX 13-monomethyl ester + NADP+ + 2 H2O
database_cross_reference: EC:1.14.13.81

13(1)-oxo-magnesium-protoporphyrin IX 13-monomethyl ester cyclase reaction
type: Class
subclass of: Restriction
  on property: Part of
  some values from: magnesium-protoporphyrin IX monomethyl ester (oxidative) cyclase reaction
definition: 13(1)-oxo-magnesium-protoporphyrin IX 13-monomethyl ester + NADPH + H+ + O2 --> divinylprotochlorophyllide + NADP+ + 2 H2O
has_obo_namespace: rex.obo
id: REX:0000545

Axiom
annotated source: 13(1)-oxo-magnesium-protoporphyrin IX 13-monomethyl ester cyclase reaction
annotated property: definition
annotated target: 13(1)-oxo-magnesium-protoporphyrin IX 13-monomethyl ester + NADPH + H+ + O2 --> divinylprotochlorophyllide + NADP+ + 2 H2O
database_cross_reference: EC:1.14.13.81

tunnelling
type: Class
subclass of: microscopic process
subclass of: Restriction
  on property: Part of
  some values from: predissociation
definition: The process by which a particle or a set of particles crosses a barrier on its potential-energy surface without having the energy required to surmount this barrier.
has_obo_namespace: rex.obo
has_related_synonym: quantum tunneling
has_related_synonym: quantum tunnelling
has_related_synonym: quantum-mechanical tunnelling
has_related_synonym: tunneling
id: REX:0000546

Axiom
annotated source: tunnelling
annotated property: definition
annotated target: The process by which a particle or a set of particles crosses a barrier on its potential-energy surface without having the energy required to surmount this barrier.
database_cross_reference: http://goldbook.iupac.org/T06531.html

proton tunnelling
type: Class
subclass of: tunnelling
subclass of: Restriction
  on property: Part of
  some values from: concerted proton tunnelling-electron tunnelling
has_obo_namespace: rex.obo
id: REX:0000547

electron tunnelling
type: Class
subclass of: tunnelling
subclass of: Restriction
  on property: Part of
  some values from: concerted proton tunnelling-electron tunnelling
has_obo_namespace: rex.obo
id: REX:0000548

concerted proton tunnelling-electron tunnelling
type: Class
subclass of: tunnelling
definition: A concerted process where the proton and the electron tunnel at the same time but independently of each other.
has_obo_namespace: rex.obo
has_related_synonym: PTET
has_related_synonym: concerted proton tunneling-electron tunneling
id: REX:0000549

Axiom
annotated source: concerted proton tunnelling-electron tunnelling
annotated property: definition
annotated target: A concerted process where the proton and the electron tunnel at the same time but independently of each other.
database_cross_reference: PUBMED:12589565

primary photoreaction
type: Class
subclass of: photochemical reaction
subclass of: elementary reaction
definition: Elementary chemical process undergone by an electronically excited molecular entity and yielding a primary photoproduct.
has_obo_namespace: rex.obo
has_related_synonym: primary photochemical process
has_related_synonym: primary photochemical reaction
id: REX:0000550

Axiom
annotated source: primary photoreaction
annotated property: definition
annotated target: Elementary chemical process undergone by an electronically excited molecular entity and yielding a primary photoproduct.
database_cross_reference: http://goldbook.iupac.org/P04836.html

predissociation
type: Class
subclass of: dissociation
definition: Dissociation occurring by tunnelling from a 'bound' to an 'unbound' vibronic state.
has_obo_namespace: rex.obo
id: REX:0000551

Axiom
annotated source: predissociation
annotated property: definition
annotated target: Dissociation occurring by tunnelling from a 'bound' to an 'unbound' vibronic state.
database_cross_reference: http://goldbook.iupac.org/P04808.html