Immunogen sequence: NSFKNNYEKA LKQYNSTGDY RSHAVDKIQN TLHCCGVTDY RDWTDTNYYS EKGFPKSCCK LEDCTPQRDA DKVNNEGCFI K. The protein encoded by this gene is a member of the transmembrane 4 superfamily, also known as the tetraspanin family. Most of these members ar