Please choose one submission method:

  1. Enter an existing PDB ID and chain(s):

    PDB ID:        Chain(s):   

  2. Or upload a local file in PDB format:

    * A local file without chain ID column could also be uploaded for prediction.

    PDB File:   


    Please specify a threshold:


    The second version of SEPPA has been published. You can access it here. or Tongji Server

    SEPPA 2.0 - more refined server to predict spatial epitope considering species of immune host and subcellular localization of protein antigen

    Nucleic Acids Res. 2014 Jul;42(Web Server issue):W59-63. doi: 10.1093/nar/gku395. Epub 2014 May 16.