>3x12_A mol:protein length:276 HLA class I histocompatibility antigen, B-57 alpha chain GSHSMRYFYTAMSRPGRGEPRFIAVGYVDDTQFVRFDSDAASPRMAPRAPWIEQEGPEY WDGETRNMKASAQTYRENLRNALRYYNQSEAGSHIIQVMYGCDVGPDGRLLRGHDQSAY DGKDYIALNEDLSSWTAADTAAQITQRKWEAARVAEQLRAYLEGLCVEWLRRYLENGKE TLQRADPPKTHVTHHPISDHEATLRCWALGFYPAEITLTWQRDGEDQTQDTELVETRPA GDRTFQKWAAVVVPSGEEQRYTCHVQHEGLPKPLTLRWEP >3x12_C mol:protein length:9 Ig kappa chain C region LSSPVTKSF >3x12_B mol:protein length:99 Beta-2-microglobulin IQRTPKIQVYSRHPAENGKSNFLNCYVSGFHPSDIEVDLLKNGERIEKVEHSDLSFSKD WSFYLLYYTEFTPTEKDEYACRVNHVTLSQPKIVKWDRDM >3x12_C mol:protein length:9 Ig kappa chain C region LSSPVTKSF