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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

all-trans-4-hydroxyretinoate+UDP-alpha-D-glucuronateproton+MAM02824c+UDP

Left to right · Balanced · EC 2.4.1.17

Compartment: GO:0005829

Inferred

Reference data, not a finding. Evidence key

Catalysts

UGT2B10
UGT2A3
UGT2B28
UGT3A1
UGT2B4
UGT1A6
UGT3A2
UGT2B7
UGT2A1
UGT2B15
UGT2B17
UGT2B11
UGT1A5
UGT1A9
UGT1A1
UGT1A8
UGT1A10
UGT1A3
UGT1A7
UGT1A4

Human-GEM MAR06704·2.0.1·CC BY 4.0Reference data