>tr|C7E581|C7E581_HUMAN MHC class I antigen OS=Homo sapiens GN=HLA-B SHSMRYFYTAMSRPGRGEPRFIAVGYVDDTQFVRFDSDAASPRTEPRAPWIEQEGPEYWD RNTQIFKTNTQTYRENLRIALRYYNQSEAGSHTWQTMYGCDVGPDGRLLRGHNQYAYDGK DYIALNEDLSSWTAADTAAQITQRKWEAARVAEQLRTYLEGLCVEWLRRHLENGKETLQR A