Hover the mouse cursor over the symbol for a short description of the options

Type of input

Paste a single sequence or several sequences in FASTA format into the field below:

or submit a file in FASTA format directly from your local disk:

Peptide length (you may select multiple lengths):  

Select species/loci

Select Allele (max 20 per submission) or type allele names (ie HLA-A0101) separated by commas.

For list of allowed allele names click here List of MHC allele names.

Threshold for strong binders: % Rank  
Threshold for weak binders: % Rank  

Sort by predicted affinity  

Save output in XLS format 

At most 5000 sequences per submission; each sequence not more than 20,000 amino acids and not less than 8 amino acids.

The sequences are kept confidential and will be deleted after processing.


Developed under the following contracts:

  * National Institute of Allergy and Infectious Diseases, National Institutes of Health, Department of Health and Human Services, contract No. HHSN272201200010C

  * Agencia Nacional de Promoción Científica y Tecnológica, Argentina (PICT-2012-0115)

For publication of results, please cite: