Immunogen sequence: VFTVIRYISY NSYGKNMAWN WIQLNWDYLV NRYTLNNRNL GRIVTIAEPF NTELQLWQME SFFAKYPQAG AGEKPREQVL ETVKNNIEWL KQHRNTIREW F; Positive Samples: 293T, LO2, HT-29, Mouse liver; Cellular Location: Membrane, Single-pass type II membrane protein. CD249