Gene Ontology Documentation

An introduction to Gene Ontology What does the Gene Ontology Consortium do? What GO is NOT The ontologies Gene products Molecular function Biological process Cellular component What do the ontologies look like? Annotation and tools File formats Beyond GO Cross-products Mappings to other classification systems Contributing to GO

File Format Guide How to use this Guide Anatomy of a GO Entry Anatomy of a Flat File Anatomy of the Definitions File Syntax for Commonly used Definitions Syntax for Comments Obsoletions Merges and Splits Mappings to Other Classification Systems XML Version MySQL Version

GO Editorial Style Guide How to use this guide What is a GO term? General conventions when adding terms Synonyms Cross-referencing other databases Defining terms Always define new terms Use of 'standard definitions' Redefining terms Adding comments to definitions Database cross-references Obsoleting, merging and splitting Obsolete terms Merges and splits Moving terms: understanding relationships Parent-child relationships True path rule Logical Using sensu for species-specific terms Ontology-specific guidelines Biological process guidelines Molecular function guidelines Cellular component guidelines