HLA-DRB1 GI:155030211 major histocompatibility complex, class II, DR beta 1 precursor 1 mvclklpggs cmtaltvtlm vlssplalsg dtrprflwqp krechffngt 50 51 ervrfldryf ynqeesvrfd sdvgefravt elgrpdaeyw nsqkdileqa 100 101 raavdtycrh nygvvesftv qrrvqpkvtv ypsktqplqh hnllvcsvsg 150 151 fypgsievrw flngqeekag mvstgliqng dwtfqtlvml etvprsgevy 200 201 tcqvehpsvt spltvewrar sesaqskmls gvggfvlgll flgaglfiyf 250 251 rnqkghsglq ptgfls