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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.

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Getting started

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

  • BLAST
    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 heart of things

There is no life without a heart. And none without a beat. Which is why the heart is one of the first organs to be formed - albeit in a rudimentary fashion - very early on in life; as early as two weeks in the human embryo which, at that point, bears little resemblance to a human being…