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
  Batch search with UniProt IDs or convert them to another type of database ID (or vice versa)

• Peptide search
  Find sequences that exactly match a query peptide sequence

UniProt data

• Download latest release
  Get the UniProt data

• Statistics
  View Swiss-Prot and TrEMBL statistics

• How to cite us
  The UniProt Consortium

• Submit your data
  Submit your sequences and annotation updates

• Programmatic access
  Query UniProt data using APIs providing REST, SPARQL and Java services

Protein spotlight

silent walls

Though it may seem a paradox, life is riddled with barriers. This is because it is sometimes necessary to create dead ends to keep things at a healthy distance. Obstructions of this kind exist at all levels of living matter. Specialized pores are found in membranes surrounding cells but also within cells, to ensure that only specific molecules are able to cross while the transit of others is barred…