Reference

Evidence

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

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

Atlas Graph Twin 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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Processes
Anatomy
Cell types
Organisms
Materials
Assessments
Diseases
Reactions
Reach

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A reference for what the literature reports. Not medical advice.

Disease

sudden unexplained death in childhood

MONDO:1010117Mondo

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Findings

No curated finding names sudden unexplained death in childhood yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.

Definition

The sudden unexpected death of a person age 1 to 18 years that remains unexplained after a thorough case investigation, including performance of a complete autopsy with ancillary testing, and review of the clinical history and circumstances of death.

Definition from the Mondo Disease Ontology (MONDO:1010117), read 2026-09-29. CC BY 4.0.

Where it sits

A kind of: sudden unexpected death in pediatrics