>tr|Q903N5|Q903N5_9HIV1 Protease (Fragment) OS=Human immunodeficiency virus 1 OX=11676 PE=1 SV=1 PQITLWRRPLVTIKIGGQLKEALLDTGADDTVLEEMNLPGRWKPKMIGGIGGFIKVRQYD QILIEICGHKAIGTVLVGPTPVNIIGRNLLTQIGCTLNF