>4u1k_D mol:protein length:277  HLA class I histocompatibility antigen, B-7 alpha chain
MGSHSMRYFYTSVSRPGRGEPRFISVGYVDDTQFVRFDSDAASPREEPRAPWIEQEGPE
YWDRNTQIYKAQAQTDRESLRNLRGYYNQSEAGSHTLQSMYGCDVGPDGRLLRGHDQYA
YDGKDYIALNEDLRSWTAADTAAQITQRKWEAAREAEQRRAYLEGECVEWLRRYLENGK
DKLERADPPKTHVTHHPISDHEATLRCWALGFYPAEITLTWQRDGEDQTQDTELVETRP
AGDRTFQKWAAVVVPSGEEQRYTCHVQHEGLPKPLTLRWEP