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CompoundsSubstances with curated findings
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PathwaysReactions grouped under one name
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A reference for what the literature reports. Not medical advice.

© 2026 CatalystPrivacy TermsReference data under the licences listed on the attribution page.

Compound

protoporphyrinogen

CHEBI:15435ChEBI

Open in the graph

What it touches on the way

Inferred

Not reported; assembled from reference reactions.

Mechanistic reach

1 entity

1 entities reached.

0 reported hops1 assembled from the scaffold

PPOXProteinUNIPROT:P50336substrate ofInferred only27 paths9 endpoints

What the reference databases state

Statements

8 statements

8 statements · 1 reference database · Subject: protoporphyrinogen · Sources: Human-GEM

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coproporphyrinogen III is converted to protoporphyrinogenCompoundHuman-GEM MAR04752Inferred only
protoporphyrinogen is converted to protoporphyrin IXCompoundHuman-GEM MAR04757Inferred only
protoporphyrinogen is converted to protoporphyrin IXCompoundHuman-GEM MAR04755Inferred only
protoporphyrinogen is converted to protoporphyrin IXCompoundHuman-GEM MAR01643Inferred only
protoporphyrinogen is converted to protoporphyrin IXCompoundHuman-GEM MAR11316Inferred only
protoporphyrinogen is a substrate of PPOXProteinHuman-GEM MAR01643Inferred only
protoporphyrinogen is a substrate of PPOXProteinHuman-GEM MAR04757Inferred only
protoporphyrinogen is a substrate of PPOXProteinHuman-GEM MAR04755Inferred only

Reactions

6 reactions

3dioxygen+2protoporphyrinogen6water+2protoporphyrin IX
Catalysed by PPOX
Reaction pageLeft to rightBalancedEC 1.3.3.4GO:0005759
Human-GEM MAR01643CC BY 4.0Reference data
coproporphyrinogen III+2proton+dioxygen2carbon dioxide+2water+protoporphyrinogen
Catalysed by CPOX
Reaction pageLeft to rightBalancedEC 1.3.3.3GO:0005829
Human-GEM MAR04752CC BY 4.0Reference data
protoporphyrinogenprotoporphyrinogen
Reaction pageLeft to rightBalancedGO:0005829, GO:0005759
Human-GEM MAR04754CC BY 4.0Reference data
3dioxygen+protoporphyrinogen3hydrogen peroxide+protoporphyrin IX
Catalysed by PPOX
Reaction pageLeft to rightBalancedEC 1.3.3.4GO:0005759
Human-GEM MAR04755CC BY 4.0Reference data
3dioxygen+protoporphyrinogen3hydrogen peroxide+protoporphyrin IX
Catalysed by PPOX
Reaction pageLeft to rightBalancedEC 1.3.3.4GO:0005829
Human-GEM MAR04757CC BY 4.0Reference data
1.5dioxygen+protoporphyrinogen3water+protoporphyrin IX
Reaction pageLeft to rightBalancedGO:0005829
Human-GEM MAR11316CC BY 4.0Reference data

Other names

2 names

Resolves to: protoporphyrinogen

Also called: 7,12-diethenyl-3,8,13,17-tetramethyl-5,10,15,20,22,24-hexahydroporphyrin-2,18-dipropanoic acidProtoporphyrinogen IX