UniProtKB entries are tagged with keywords that can be used to retrieve particular subsets of entries.

Prefix
uniprot.keyword
Alternative Prefixes
uniprot.kw UniProtKB-KW SP_KW uniprot.keyword
Keywords
classification ontology
Links
Homepage OBO
Contact
Missing Contact
Pattern for Local Unique Identifiers

Local identifiers in UniProt Keywords should match this regular expression:
^KW-\d{4}$

Example Local Unique Identifier
KW-1273   Resolve
Pattern for CURIES

Compact URIs (CURIEs) constructed from UniProt Keywords should match this regular expression:
^uniprot\.keyword:KW-\d{4}$

Example CURIE
uniprot.keyword:KW-1273
Ontology

A summary of the relations in the Bioregistry schema can be found here.

Part Of (bfo:0000050 )
uniprot
Metaregistry UniProt Keywords

The metaregistry provides mappings between the Bioregistry and other registries. There are 2 mappings to external registries for this resource with 2 unique external prefixes.

Registry Name Registry Metaprefix External Prefix Curate
GO Gene Ontology Registry logo go UniProtKB-KW
Prefix Commons Prefix Commons logo prefixcommons uniprot.kw
Providers

A provider turns a local unique identifiers from a resource into a URI. Many providers are also resolvable as URLs (i.e., they can be used in a web browser).

The local unique identifier KW-1273 is used to demonstrate the providers available for UniProt Keywords. A guide for curating additional providers can be found here.

Name Metaprefix URI
UniProt Keywords uniprot.keyword https://www.uniprot.org/keywords/KW-1273
Bioregistry bioregistry https://bioregistry.io/uniprot.keyword:KW-1273
Extra Providers

Additional providers curated in the Bioregistry are listed here. These are typically inherited from Identifiers.org or Prefix Commons, and need extra curation.

Code Name URL
bio2rdf Bio2RDF http://bio2rdf.org/uniprot.kw:KW-1273