HLA class II histocompatibility antigen, DM beta chain PKVTVYPSKTQPLQHHN--LLVCSVSGFYPGSIEVRWFRNGQEEKAGVVSTGLIQ-NGDWTFQTLVMLETVPRSGEVYTCQVEHPSVTSPLTVEWRARSESAQSKMLSGVGGFVLGLLFLGAGLFIYFRNQKGHS PSVQV--AKTTPFNTREPVMLACYVWGFYPAEVTITWRKNGKLVMPHSSAHKTAQPNGDWTYQTLSHLALTPSYGDTYTCVVEHIGAPEPILRDWTPGLSPMQTLKVS-VSAVTLGLGLIIFSLGVISWRRAGHS XTRPPSVQVA KTTPFNTREP VMLACYVWGF YPAEVTITWR KNGKLVMPHS SAHKTAQPNG DWTYQTLSHL ALTPSYGDTY TCVVEHIGAP EPILRDWTPG LSPMQTLKVS VSAVTLGLGL IIFSLGVISW RRAGHSRWHI S