>d1baib_ b.50.1.1 (B:) Rous sarcoma virus protease {Rous sarcoma virus, strain pr-C} lamtmehkdrplvrviltntgshpvkqrsvyitalldtgaddtviseedwptdwpvmeaa npqihgigggipvrksrdmielgvinrdgslerplllfplvamtpvnilgrdclqglglr ltnl