Immunogen sequence: PQEYDQLAAK TGLVRTEIVR WFKENRCLLK TGTVKWMEQY QHQPMADDHG YDAVARKATK PMAESPKNGG DVVPQYYKDP KKLCEEDLEK LVTRVKVGSE PAKDCLPAKP SEATSDRSEG SSRDGQGSDE NEESSVVDYV Highest antigen sequence identity to the following orthologs: Mouse - 75%, Rat -