Immunogen sequence: LPLHQEVDSS DSEVAVTLID TSQPGDPLSL HEPIKIVITM SSTPNSMTDL ESSLHLRVVG TEKTSVKSDA EPTNPGAAGS PNAEQISIPV ITLDLPEGGG GGVPCPE Highest antigen sequence identity to the following orthologs: Mouse - 69%, Rat - 63%. May play a role in tumorigenes