HLA-DRB4 GI:52630344 major histocompatibility complex, class II, DR beta 4 precursor 1 mvclklpggs cmaaltvtlt vlssplalag dtqprfleqa kcechflngt 50 51 ervwnliryi ynqeeyaryn sdlgeyqavt elgrpdaeyw nsqkdllerr 100 101 raevdtycry nygvvesftv qrrvqpkvtv ypsktqplqh hnllvcsvng 150 151 fypgsievrw frngqeekag vvstgliqng dwtfqtlvml etvprsgevy 200 201 tcqvehpsmm spltvqwsar sesaqskmls gvggfvlgll flgtglfiyf 250 251 rnqkghsglq ptglls