Protein Similarity Search

The emphasis of this tool is to find regions of sequence similarity, which will yield functional and evolutionary clues about the structure and function of your novel sequence.

STEP 1 - Select your databases
    • UniProtKB Taxonomic Subsets
    • UniProt Clusters
    • Patents
    • Structures
    • Other Protein Databases
STEP 2 - Enter your input sequence

a sequence in any supported format:

a file:

STEP 3 - Set your parameters
STEP 4 - Submit your job
(Tick this box if you want to be notified by email when the results are available)
If available, the title will be included in the subject of the notification email and can be used as a way to identify your analysis

If you use this service, please consider citing the following publication: The EMBL-EBI search and sequence analysis tools APIs in 2019

Please read the provided Help & Documentation and FAQs before seeking help from our support staff. If you have any feedback or encountered any issues please let us know via EMBL-EBI Support. If you plan to use these services during a course please contact us. Read our Privacy Notice if you are concerned with your privacy and how we handle personal information.