>tr|O19296|O19296_9PRIM MHC class II DR beta (Fragment) OS=Gorilla gorilla OX=9593 GN=HLA-DRB PE=4 SV=1 LEYSTGECYFFNGTERVRFLDRYFYNQEEYVRFDSDVGEYRAVTELGRPDAEYWNSQKDI LEDRRALVDTYCRHNYGVGESFTVQRR