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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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Reference

Evidence

Compounds
Outcomes
Proteins
Interactions
Papers
Articles

Reference layer

Pathways
Processes
Anatomy
Cell types
Organisms
Materials
Assessments

Atlas Graph Access

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Catalyst

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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Reference layer

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Processes
Anatomy
Cell types
Organisms
Materials
Assessments

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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

CHEBI:136513CHEBI:136512+water

Direction not asserted · Balance undeterminable

Inferred

Reference data, not a finding. Evidence key

Rhea RHEA:52260·2026-08-19·CC BY 4.0Reference data