Immunogen sequence: KVKVEHVVSV LEKKYPYVEV NSILGIDSAY DRNRKEARGY YEQTGVGPLP VVLFNGMPFE REQLDPDELE TITMHKILET TTFFQRAVYL GELPHDQDVV EYIMNQPNVV PRINSRILTA ERDYLDLTAS NNFFVDDYA Highest antigen sequence identity to the following orthologs: Mouse - 94%, Rat -