>tr|D4P4X3|D4P4X3_HUMAN MHC class I antigen (Fragment) OS=Homo sapiens OX=9606 GN=HLA-B PE=3 SV=1 MLVMAPRTVLLLLSAALALTETWAGSHSMRYFHTAMSRPGRGEPRFISVGYVDDTQFVRF DSDAASPREEPRAPWIEQEGPEYWDRETQISKTNTQTYRESLRNLRGYYNQSEAGSHTLQ SMYGCDVGPDGRLLRGHNQYAYDGKDYIALNEDLRSWTAADTAAQISQRKLEAARVAEQL RAYLEGECVEWLRRYLENGKDKLERA