UniProt REST API
Bioinformatics REST API for protein sequences, functional annotations, proteomes, taxonomy and ID mapping (UniProtKB, UniRef and UniParc).
When is this useful?
Proteomics pipelines, FASTA/JSON sequence retrieval and gene-to-protein identifier mapping.
Access & pricing
No key
No API key required for searching and downloading protein sequences and functional annotations.
Free
Free and open reuse under the Creative Commons Attribution (CC-BY 4.0) license.
Get your own key only from the provider. Never enter keys or tokens here.
Limitations & terms
Large result sets must be retrieved using cursor pagination or streaming download endpoints.
Commercial use: Allowed per source
No terms source recorded; permission has not been established.
Provenance & attributes
Kind: api · HTTPS: unknown · CORS: unknown
Sources: profiles
Categories: Science ·
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