Immunogen sequence: PPKCSSAKAF HTEISSSDNN TLTSSNAYNS RYWSNNPKVH RNTESVSHFS DLGQSFSFHS GNANIPSIYA NGTHLVPGQH KTLVVTANRG SSPQVMSRSN GSVSRKP Highest antigen sequence identity to the following orthologs: Mouse - 84%, Rat - 84%. Immunoglobulin superfamily mem