Immunogen sequence: KRKQGNRLGV CGRFLSSRVS GMNPSSVVHH VSDSGPAAEL PLDVPHIRLD SPPSFDNTTY TSLPLDSPSG KPSLPAPSSL PPLPPKVLVC SKPVTYATVI FPGGNKGGGT SCGPAQNPPN NQTPSS Highest antigen sequence identity to the following orthologs: Mouse - 62%, Rat - 63%. TREML1 is