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Welcome

The mission of UniProt is to provide the scientific community with a comprehensive, high-quality and freely accessible resource of protein sequence and functional information.

What we provide

UniProtKBProtein knowledgebase, consists of two sections:
  • Swiss-Prot, which is manually annotated and reviewed.
  • TrEMBL, which is automatically annotated and is not reviewed.
UniRefSequence clusters, used to speed up similarity searches.
UniParcSequence archive, used to keep track of sequences and their identifiers.
Supporting dataLiterature citations, taxonomy, keywords and more.

News

UniProt release 15.4 – Jun 16, 2009

Dioxygenases: from antigenic variation to myeloid malignacies


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Learn how to make best use of the tools and data on this site.


Protein Spotlight

when tough is soft
July 2009

The way to fertility can be a long one. When a bee innocently drops a grain of pollen in a flower, there is no guarantee that the ovary is close by…