Immunogen sequence: PEVSLVREAS RQIVAGGSAG LVEICLMHPL DVVKTRFQIQ RCATDPNSYK SLVDSFRMIF QMEGLFGFYK GILPPILAET PKRAVKFFTF EQYKKLLGYV SLSPALTFAI AGLGSGLTEA IVVNPFEVVK VGL Highest antigen sequence identity to the following orthologs: Mouse - 80%, Rat - 73%. S