>1fyt_B mol:protein length:192 HLA CLASS II HISTOCOMPATIBILITY ANTIGEN, DR-1 BETA CHAIN GDTRPRFLWQLKFECHFFNGTERVRLLERCIYNQEESVRFDSDVGEYRAVTELGRPDAE YWNSQKDLLEQRRAAVDTYCRHNYGVGESFTVQRRVEPKVTVYPSKTQPLQHHNLLVCS VSGFYPGSIEVRWFRNGQEEKAGVVSTGLIQNGDWTFQTLVMLETVPRSGEVYTCQVEH PSVTSPLTVEWRARS