Immunogen sequence: RMSGFIYQGK LPTTGMTITK LEDSENHRNA FEISGSMIER ILVSCNNQQD LQEWVEHLQK QTKVTSVGNP TIKPHSVPSH TLPSHPVTPS SKHADSKPAP LTPAYHTLPH PSHHGTPHTT INWGPLEPPK TPKPW Highest antigen sequence identity to the following orthologs: Mouse - 94%, Rat - 95%.