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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.


  • Thalidomide, the pharmacological version of yin and yang | Cross-references to DEPOD, MoonProt and Proteomes
    UniProt release 2015_01

  • Higher and higher | New mouse and zebrafish variation files | Structuring of 'cofactor' annotations
    UniProt release 2014_11

  • K like Koagulation | Change of the cross-reference ArrayExpress to ExpressionAtlas
    UniProt release 2014_10

  • Small is beautiful (and useful) | Evidences in the UniProtKB flat file format
    UniProt release 2014_09

News archive

Getting started

  • Text search
    Our basic text search allows you to search all the resources available

    Find regions of similarity between your sequences

  • Sequence alignments
    Align two or more protein sequences using the Clustal Omega program

  • Retrieve/ID mapping
    This tool merges the "Retrieve" and "ID Mapping" tools

UniProt data

Protein spotlight

the hidden things

Nature has its secret ways. During the course of the 19th century, the Augustinian friar Gregor Mendel worked out the basics of genetic inheritance as he crossbred pea plants. About a century later, it has become obvious that the inheritance of a given trait is in fact not so straightforward…