Immunogen sequence: LEYKELKGDG PFTIFVPHAD LMSNLSQDEL ARIRAHRQLV FRYHVVGCRR LRSEDLLEQG YATALSGHPL RFSEREGSIY LNDFARVVSS DHEAVNGILH Highest antigen sequence identity to the following orthologs: Mouse - 84%, Rat - 85%. This gene encodes a large, transmembra