Immunogen sequence: VPQVKQQTDK SSDCITKTTG LDMSEYNSEI PVVNLKTSTH QKTPVCSIDG STPITKSTGD WAEASLQQEN AITGKPVPDS LNSTKEFSIK GVQGNMQKQD DTLAELPGSP PEKCDSLGSG VATVKVVLPD DHLKDEMDW Highest antigen sequence identity to the following orthologs: Mouse - 55%, Rat -