Immunogen sequence: ASTSKATRPW YSHPVYARYW QHYHQAMAWM QSHHNAYRKA VESCFNLPWY LPSALLPQSS YDNEAAYPQS FYDHHVAWQD YPCSSSHFRR SGQHPRYSSR IQASTKEDQA LSKEEEMETE SDAEVECDLS NMEITEELRQ YFAETER Highest antigen sequence identity to the following orthologs: Mouse - 59