>tr|A0A0A0WC87|A0A0A0WC87_HUMAN MHC class II antigen (Fragment) OS=Homo sapiens OX=9606 GN=HLA-DRB1 PE=4 SV=1 RFLEYSTSECHFFNGTERVRFLDRYFYNQEEYVRFDSDVGEYRAVTELGRPSAEYWNSQK DILEDRRAAVDTYCRHNYGVGESFTVQRRVHPKVTVYPSKTQPLQHHNLLVCSVSGFYPG SIEVRWFRNGQEEKTGVVSTGLIHNGDWTFQTLVMLETVPRSGEVYTCQVEHPSVTSPLT VEWRARSESAQSKMLSGVGGFVLGLLFLGAGLFIYFRNQKGHSGLQPRGFLS