Assigning (Human) Gene Symbols to a Protein FASTA File...

Welcome! This web tool will use a reciprocal BLAST methodology to assign gene symbols from a human reference protein data set to your protein set of interest.

This online tool has the following, current restrictions:

To create your own protein reference file with assigned gene symbols, please fill in the details below.

Upoad your FASTA file of proteins:

E value cutoff threshold

Please give us your e-mail address to which we can send the results:


If you should encounter any errors while submitting a job or during job processing, please contact Please be patient -- support requests will be handled as quickly as possible. Do not forget to give credit.