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Reference

Evidence

CompoundsSubstances with curated findings
OutcomesMeasured endpoints
ProteinsTransporters and enzymes
InteractionsPairs that share biology
PapersEvery paper a finding cites
ArticlesReadings of the evidence

Reference layer

PathwaysReactions grouped under one name
ProcessesWhat proteins are annotated as doing
AnatomyTissues, by what is expressed there
Cell typesCells, by what is expressed there
OrganismsSpecies a compound is prepared from
MaterialsSubstances that are not one molecule
AssessmentsRegulatory determinations, transcribed

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Atlas Graph Access Compounds Outcomes Proteins Interactions Papers Articles Pathways Processes Anatomy Cell types Organisms Materials Assessments

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Catalyst

The evidence graph for human biochemistry. Every edge carries its source, its study design, and a grade computed from both.

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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.

Reaction

benzo[a]pyrene+proton+NADPH(4-)+dioxygenMAM01375c+water+NADP(3-)

Left to right · Balanced · EC 1.14.14.1

Compartment: GO:0005829

Inferred

Reference data, not a finding. Evidence key

Catalysts

CYP3A43
CYP3A5
CYP2C18
CYP1B1
CYP2C9
CYP2C8
CYP1A1
CYP3A4
CYP3A7
CYP2C19

Human-GEM MAR06994·2.0.1·CC BY 4.0Reference data