UniProtRef Get Keyword

Get detailed information about a specific UniProt keyword by its ID. Returns the full definition, category (Biological process, Molecular function, Cellular component, Disease, etc.), parent keywords in the hierarchy, GO term mappings, and protein counts. Example: KW-0053 returns 'Apoptosis' in the 'Biological process' category with GO:0006915 mapping and count of annotated proteins.