Immunogen sequence: VMFSSKERGR CTVINFVPLE APLRSTPRSR QVTEACGGEG RAVPLGSEPE WSVGGMEATL EQHLEDTMKN PSIVGVLCTD SQGLNLGCRG TLSDEHAGVI SVLAQQAAKL TSDPTDIPVV CLESDNGNIM IQKHD Highest antigen sequence identity to the following orthologs: Mouse - 76%, Rat - 74%.