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CompoundsSubstances with curated findings
OutcomesMeasured endpoints
ProteinsTransporters and enzymes
InteractionsPairs that share biology
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Chemistry

ReactionsRhea and Human-GEM, by subsystem
ReachWhat a compound can become

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
DiseasesFeatures, genes, and where each sits

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Reference

Evidence

Compounds
Outcomes
Proteins
Interactions
Papers
Articles

Chemistry

Reactions
Reach

Reference layer

Pathways
Processes
Anatomy
Cell types
Organisms
Materials
Assessments
Diseases

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Computational infrastructure for human biology, built on a provenance-aware knowledge graph. Findings retain their sources; research and simulation are the next layers.

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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.

Pathway

Heroin metabolism

Pathway complementing the morphine metabolism pathway around heroin. a. hCE-2) compared to other esterases.

Description from WikiPathways (WP2645), read 2026-09-23.

WP:2645

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What the reference databases state

Inferred

Inferred — not reported by a source. Evidence key

Statements

3 statements

3 statements · 1 reference database · Subject: Heroin metabolism · Sources: WikiPathways

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BCHE participates in Heroin metabolismProteinWikiPathways WP2645Inferred only
CES1 participates in Heroin metabolismProteinWikiPathways WP2645Inferred only
CES2 participates in Heroin metabolismProteinWikiPathways WP2645Inferred only