Immunogen sequence: NTLGSYLCSC SVGFRLSVDG RSCEDINECS SSPCSQECAN VYGSYQCYCR RGYQLSDVDG VTCEDIDECA LPTGGHICSY RCINIPGSFQ CSCPSSGYRL APNGRNCQDI DECVTGIHNC SINETCFNIQ GGFRCLAFEC PEN Highest antigen sequence identity to the following orthologs: Mouse - 94%, R