Immunogen sequence: LIVMLTQLRE GKEKCVHYWP TEEETYGPFQ IRIQDMKECP EYTVRQLTIQ YQEERRSVKH ILFSAWPDHQ TPESAGPLLR LVAEVEESPE TAAHPGPIVV HCSAGIGRTG CFIATRIGCQ QLKARGEVDI LGIVCQL Highest antigen sequence identity to the following orthologs: Mouse - 93%, Rat - 92