Immunogen sequence: PNNTALWQKY LLFCQSQFST FSISKIHSLY GKCLSTLSAV KDGSILSHPA LPGTEEAMFA LFLQQCHFLR QAGHSEKAIS LFQAMVDFTF FKPDSVKDLP TKGQVEFFEP FWDSGEPRAG EKGARGWKAW MHQQERGGWV Highest antigen sequence identity to the following orthologs: Mouse - 90%, Rat -