Popular services

Chemical Entities of Biological Interest

Reference chemical structures, nomenclature and ontological classification.

Ontology Lookup Service

OLS provides a unified interface to multiple ontologies.

QuickGO

A web interface for browsing GO terms and annotations.

All services

Chemical Entities of Biological Interest

Reference chemical structures, nomenclature and ontological classification.

Experimental Factor Ontology

Data-driven application ontology for annotation and data visualisation

IntEnz: Integrated relational enzyme database

Reference enzyme nomenclature and function.

Ontology Lookup Service

OLS provides a unified interface to multiple ontologies.

QuickGO

A web interface for browsing GO terms and annotations.

Systems Biology Ontologies

Controlled vocabularies and ontologies for problems in systems biology.

Project websites

Gene Ontology

The Gene Ontology project aims to produce an unambiguous, universal language to describe biological phenomena across all species.