>tr|I7B2A3|I7B2A3_HUMAN MHC class I antigen OS=Homo sapiens GN=HLA-B SHSMRYFYTAMSRPGRGEPRFITVGYVDDTLFVRFYSDATSPRKEPRAPWIEQEGPEYWD RETQISKTNTQTYRENLRTALRYYNQSEAGSHIIQRMYGCDVGPDGRLLRGYDQDAYDGK DYIALNEDLSSWTAADTAAQITQRKWEAARVAEQLRAYLEGLCVESLRRYLENGKETLQR A