Compound
protoporphyrinogen IX
Dicarboxylate anion of protoporphyrinogen.
Definition from ChEBI (CHEBI:57307), read 2026-09-23. CC BY 4.0.
Structure
No depiction stored
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- Class
- Organic compound, anion
- Formula
- C34H38N4O4
- Mass
- 566.702 g/mol
- Charge
- -2
- InChIKey
- UHSGPDMIQQYNAX-UHFFFAOYSA-L
- SMILES
- C=Cc1c2nc(c1C)Cc1nc(c(CCC(=O)[O-])c1C)Cc1nc(c(C)c1CCC(=O)[O-])Cc1nc(c(C)c1C=C)C2
- Look it up
- ChEBIPubChemBy InChIKey
Identity from ChEBI, geometry from PubChem. Not evidence.
What it touches on the way
Mechanistic reach
1 entity
1 entities reached.
0 reported hops1 assembled from the scaffold
What the reference databases state
Statements
4 statements
4 statements · 1 reference database · Subject: protoporphyrinogen IX · Sources: Rhea
- coproporphyrinogen III is converted to protoporphyrinogen IXCompoundRhea RHEA:18257Inferred only
- protoporphyrinogen IX is converted to protoporphyrin IXCompoundRhea RHEA:25576Inferred only
- protoporphyrin IX is converted to protoporphyrinogen IXCompoundRhea RHEA:25576Inferred only
- protoporphyrinogen IX is a substrate of PPOXProteinRhea RHEA:25576Inferred only
Reactions
8 reactions
coproporphyrinogen III+2S-adenosyl-L-methionineprotoporphyrinogen IX+25'-deoxyadenosine+2L-methionine+2carbon dioxide
Reaction pageDirection not assertedBalanced
Rhea RHEA:15425CC BY 4.0Reference data
coproporphyrinogen III+dioxygen+2hydronprotoporphyrinogen IX+2carbon dioxide+2water
Catalysed by CPOX
Reaction pageLeft to rightBalanced
Rhea RHEA:18257CC BY 4.0Reference data
protoporphyrinogen IX+3dioxygenprotoporphyrin IX+3hydrogen peroxide
Catalysed by PPOX
Reaction pageDirection not assertedBalanced
Rhea RHEA:25576CC BY 4.0Reference data
protoporphyrinogen IX+3CHEBI:16374protoporphyrin IX+3CHEBI:18151
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:27409CC BY 4.0Reference data
protoporphyrinogen IX+3CHEBI:44027protoporphyrin IX+3CHEBI:61684
Reaction pageDirection not assertedBalanced
Rhea RHEA:30575CC BY 4.0Reference data
protoporphyrinogen IX+3Aprotoporphyrin IX+3AH2
Reaction pageDirection not assertedBalanced
Rhea RHEA:62000CC BY 4.0Reference data
protoporphyrinogen IX+3ubiquinonesprotoporphyrin IX+3ubiquinol
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:63936CC BY 4.0Reference data
protoporphyrinogen IX+3a quinoneprotoporphyrin IX+3a quinol
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:65032CC BY 4.0Reference data
Other names
1 name
Resolves to: protoporphyrinogen IX
- Systematic name
- 3,3'-(8,13-diethynyl-3,7,12,17-tetramethyl-5,10,15,20,22,24-hexahydroporphyrin-2,18-diyl)dipropanoate