>3x12_A mol:protein length:276 HLA class I histocompatibility antigen, B-57 alpha chain GSHSMRYFYTAMSRPGRGEPRFIAVGYVDDTQFVRFDSDAASPRMAPRAPWIEQEGPEY WDGETRNMKASAQTYRENLRNALRYYNQSEAGSHIIQVMYGCDVGPDGRLLRGHDQSAY DGKDYIALNEDLSSWTAADTAAQITQRKWEAARVAEQLRAYLEGLCVEWLRRYLENGKE TLQRADPPKTHVTHHPISDHEATLRCWALGFYPAEITLTWQRDGEDQTQDTELVETRPA GDRTFQKWAAVVVPSGEEQRYTCHVQHEGLPKPLTLRWEP