Compound
AH2
A molecular entity that can undergo oxidation by the loss of hydrogen atom(s).
Definition from ChEBI (CHEBI:17499), read 2026-09-23. CC BY 4.0.
CHEBI:17499ChEBI
Structure
- Class
- Inorganic compound
- Formula
- H2A
- Mass
- 2.016 g/mol
- Charge
- 0
- SMILES
- [H]*[H]
- Look it up
- ChEBI
Identity from ChEBI. Not evidence.
What it touches on the way
Mechanistic reach
27 entities
27 entities reached.
0 reported hops27 assembled from the scaffold
- PTGS2ProteinUNIPROT:P35354substrate ofInferred only1,218 paths54 endpoints
- PTGS1ProteinUNIPROT:P23219substrate ofInferred only120 paths20 endpoints
- DIO1ProteinUNIPROT:P49895substrate ofInferred only116 paths8 endpoints
- DIO2ProteinUNIPROT:Q92813substrate ofInferred only90 paths18 endpoints
- DIO3ProteinUNIPROT:P55073substrate ofInferred only43 paths8 endpoints
- MTRRProteinUNIPROT:Q9UBK8substrate ofInferred only24 paths24 endpoints
- TBXAS1ProteinUNIPROT:P24557substrate ofInferred only23 paths23 endpoints
- PTGISProteinUNIPROT:Q16647substrate ofInferred only17 paths17 endpoints
- AIFM1ProteinUNIPROT:O95831substrate ofInferred only14 paths14 endpoints
- SUOXProteinUNIPROT:P51687substrate ofInferred only11 paths11 endpoints
- CH25HProteinUNIPROT:O95992substrate ofInferred only8 paths8 endpoints
- SCLYProteinUNIPROT:Q96I15substrate ofInferred only8 paths8 endpoints
Show the remaining 15
- CDKAL1ProteinUNIPROT:Q5VV42substrate ofInferred only7 paths7 endpoints
- RETSATProteinUNIPROT:Q6NUM9substrate ofInferred only6 paths6 endpoints
- MOCS3ProteinUNIPROT:O95396substrate ofInferred only6 paths6 endpoints
- CYGBProteinUNIPROT:Q8WWM9substrate ofInferred only5 paths5 endpoints
- ACAD10ProteinUNIPROT:Q6JQN1substrate ofInferred only5 paths5 endpoints
- MOCOSProteinUNIPROT:Q96EN8substrate ofInferred only5 paths5 endpoints
- RSAD2ProteinUNIPROT:Q8WXG1substrate ofInferred only5 paths5 endpoints
- CDK5RAP1ProteinUNIPROT:Q96SZ6substrate ofInferred only4 paths4 endpoints
- DOHHProteinUNIPROT:Q9BU89substrate ofInferred only4 paths4 endpoints
- L2HGDHProteinUNIPROT:Q9H9P8substrate ofInferred only4 paths4 endpoints
- MBProteinUNIPROT:P02144substrate ofInferred only4 paths4 endpoints
- MOCS1ProteinUNIPROT:Q9NZB8substrate ofInferred only3 paths3 endpoints
- TRMUProteinUNIPROT:O75648substrate ofInferred only3 paths3 endpoints
- EPXProteinUNIPROT:P11678substrate ofInferred only3 paths3 endpoints
- PYROXD1ProteinUNIPROT:Q8WU10substrate ofInferred only2 paths1 endpoint
What the reference databases state
Statements
98 statements
98 statements · 1 reference database · Subject: AH2 · Sources: Rhea
- A is converted to AH2CompoundRhea RHEA:58680Inferred only
- AH2 is converted to ACompoundRhea RHEA:13149Inferred only
- AH2 is converted to ACompoundRhea RHEA:30275Inferred only
- AH2 is converted to ACompoundRhea RHEA:58680Inferred only
- AH2 is converted to ACompoundRhea RHEA:11356Inferred only
- A is converted to AH2CompoundRhea RHEA:13149Inferred only
- A is converted to AH2CompoundRhea RHEA:11356Inferred only
- AH2 is a substrate of ACAD10ProteinRhea RHEA:48608Inferred only
- AH2 is a substrate of AIFM1ProteinRhea RHEA:11356Inferred only
- AH2 is a substrate of CDK5RAP1ProteinRhea RHEA:37067Inferred only
- AH2 is a substrate of CDKAL1ProteinRhea RHEA:37075Inferred only
- AH2 is a substrate of CH25HProteinRhea RHEA:21104Inferred only
Show the remaining 86
- AH2 is a substrate of CYGBProteinRhea RHEA:30275Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:19745Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:83751Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:82575Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:83835Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:83823Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:82899Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:18897Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:83795Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:83783Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:83831Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:83827Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:82895Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:83811Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:82571Inferred only
- AH2 is a substrate of DIO1ProteinRhea RHEA:83803Inferred only
- AH2 is a substrate of DIO2ProteinRhea RHEA:83795Inferred only
- AH2 is a substrate of DIO2ProteinRhea RHEA:82575Inferred only
- AH2 is a substrate of DIO2ProteinRhea RHEA:82899Inferred only
- AH2 is a substrate of DIO2ProteinRhea RHEA:19745Inferred only
- AH2 is a substrate of DIO2ProteinRhea RHEA:83803Inferred only
- AH2 is a substrate of DIO3ProteinRhea RHEA:82571Inferred only
- AH2 is a substrate of DIO3ProteinRhea RHEA:83823Inferred only
- AH2 is a substrate of DIO3ProteinRhea RHEA:18897Inferred only
- AH2 is a substrate of DIO3ProteinRhea RHEA:83819Inferred only
- AH2 is a substrate of DIO3ProteinRhea RHEA:83815Inferred only
- AH2 is a substrate of DIO3ProteinRhea RHEA:83811Inferred only
- AH2 is a substrate of DIO3ProteinRhea RHEA:83807Inferred only
- AH2 is a substrate of DIO3ProteinRhea RHEA:83799Inferred only
- AH2 is a substrate of DIO3ProteinRhea RHEA:83779Inferred only
- AH2 is a substrate of DIO3ProteinRhea RHEA:83775Inferred only
- AH2 is a substrate of DIO3ProteinRhea RHEA:83771Inferred only
- AH2 is a substrate of DIO3ProteinRhea RHEA:82895Inferred only
- AH2 is a substrate of DOHHProteinRhea RHEA:14101Inferred only
- AH2 is a substrate of EPXProteinRhea RHEA:30275Inferred only
- AH2 is a substrate of L2HGDHProteinRhea RHEA:21252Inferred only
- AH2 is a substrate of MBProteinRhea RHEA:30275Inferred only
- AH2 is a substrate of MOCOSProteinRhea RHEA:42636Inferred only
- AH2 is a substrate of MOCS1ProteinRhea RHEA:49576Inferred only
- AH2 is a substrate of MOCS3ProteinRhea RHEA:48612Inferred only
- AH2 is a substrate of MTRRProteinRhea RHEA:20752Inferred only
- AH2 is a substrate of PTGISProteinRhea RHEA:48856Inferred only
- AH2 is a substrate of PTGS1ProteinRhea RHEA:75459Inferred only
- AH2 is a substrate of PTGS1ProteinRhea RHEA:75447Inferred only
- AH2 is a substrate of PTGS1ProteinRhea RHEA:23728Inferred only
- AH2 is a substrate of PTGS1ProteinRhea RHEA:75451Inferred only
- AH2 is a substrate of PTGS1ProteinRhea RHEA:42600Inferred only
- AH2 is a substrate of PTGS1ProteinRhea RHEA:75455Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:53684Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:54208Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:54216Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:75447Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:75451Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:75455Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:75459Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:50448Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:50432Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:50200Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:50196Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:50848Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:50852Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:50856Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:50860Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:50864Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:53676Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:53680Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:48856Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:48852Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:48840Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:48836Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:48820Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:48816Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:48812Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:48808Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:48804Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:45292Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:42600Inferred only
- AH2 is a substrate of PTGS2ProteinRhea RHEA:23728Inferred only
- AH2 is a substrate of PYROXD1ProteinRhea RHEA:13149Inferred only
- AH2 is a substrate of PYROXD1ProteinRhea RHEA:11356Inferred only
- AH2 is a substrate of RETSATProteinRhea RHEA:19193Inferred only
- AH2 is a substrate of RSAD2ProteinRhea RHEA:65944Inferred only
- AH2 is a substrate of SCLYProteinRhea RHEA:11632Inferred only
- AH2 is a substrate of SUOXProteinRhea RHEA:57488Inferred only
- AH2 is a substrate of TBXAS1ProteinRhea RHEA:48856Inferred only
- AH2 is a substrate of TRMUProteinRhea RHEA:47040Inferred only
Reactions
478 reactions
[cypemycin](1-18)-L-Cys-L-Leu-L-Val-L-Cys+AC(3,19),S(21)-[cypemycin](1-18)-L-Ala-L-Leu-N-thioethenyl-L-valinamide+hydrogen sulfide+AH2+carbon dioxide
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:10904CC BY 4.0Reference data
Reaction pageDirection not assertedBalanced
Rhea RHEA:11356CC BY 4.0Reference data
CHEBI:16092+A+waterCHEBI:18350+AH2
Reaction pageDirection not assertedBalanced
Rhea RHEA:11588CC BY 4.0Reference data
L-selenocysteine+AH2hydrogenselenide+L-alanine+A+hydron
Catalysed by SCLY
Reaction pageLeft to rightBalanced
Rhea RHEA:11632CC BY 4.0Reference data
kynurenate+AH2+dioxygenCHEBI:58015+A
Reaction pageDirection not assertedBalanced
Rhea RHEA:11968CC BY 4.0Reference data
progesterone+AH2+dioxygenCHEBI:16524+A+water
Reaction pageDirection not assertedBalanced
Rhea RHEA:11984CC BY 4.0Reference data
Reaction pageDirection not assertedBalanced
Rhea RHEA:12116CC BY 4.0Reference data
Reaction pageDirection not assertedBalanced
Rhea RHEA:12368CC BY 4.0Reference data
CHEBI:17269+AH2+2dioxygenCHEBI:18015+CHEBI:30212+formate+A+carbon dioxide+water+hydron
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:12677CC BY 4.0Reference data
D-gluconate+ACHEBI:16808+AH2
Reaction pageDirection not assertedBalanced
Rhea RHEA:12769CC BY 4.0Reference data
A+NADPH(4-)+hydronAH2+NADP(3-)
Catalysed by PYROXD1
Reaction pageDirection not assertedBalanced
Rhea RHEA:13149CC BY 4.0Reference data
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:13329CC BY 4.0Reference data
Other names
4 names
Resolves to: AH2
- Also called
- Donorhydrogen donorHydrogen-donorReduced acceptor