Immunogen sequence: MPSASASRKS QEKPREIMDA AEDYAKERYG ISSMIQSQEK PDRVLVRVRD LTIQKADEVV WVRARVHTSR AKGKQCFLVL RQQQFNVQAL VAVGDHASKQ MVKFAANINK ESIVDVEGVV RKVNQKIGSC TQQDV Highest antigen sequence identity to the following orthologs: Mouse - 94%, Rat - 94%.