>7YX9_1|Chains A, C|HLA class II histocompatibility antigen, DR alpha chain|Homo sapiens (9606) IKEEHVIIQAEFYLNPDQSGEFMFDFDGDEIFHVDMAKKETVWRLEEFGRFASFEAQGALANIAVDKANLEIMTKRSNYTPITNVPPEVTVLTNSPVELREPNVLICFIDKFTPPVVNVTWLRNGKPVTTGVSETVFLPREDHLFRKFHYLPFLPSTEDVYDCRVEHWGLDEPLLKHWEFDAPSPLPETTEV >7YX9_2|Chains B, D|MHC class II antigen|Homo sapiens (9606) GNSGGGSLVPRGSGGGGSGDTRPRFLWQLKFECHFFNGTERVRLLERCIYNQEESVRFDSDVGEYRAVTELGRPDAEYWNSQKDLLEQRRAAVDTYCRHNYGAVESFTVQRRVEPKVTVYPSKTQPLQHHNLLVCSVSGFYPGSIEVRWFRNGQEEKAGVVSTGLIQNGDWTFQTLVMLETVPRSGEVYTCQVEHPSVTSPLTVEWRARSESAQSKV >7YX9_3|Chains E, F[auth G]|CLIP 103-107|Homo sapiens (9606) PVSKMRMATPLLMQA