>2NXL_2|Chain C[auth P]|Analogue of RT-RH pol protease substrate peptide|null GAEVFYVDGA >2NXL_1|Chains A, B|PROTEASE RETROPEPSIN|HIV-1 M:B_ARV2/SF2 (11685) PQITLWKRPLVTIRIGGQLKEALLNTGADDTVLEEMNLPGKWKPKMIGGIGGFIKVRQYDQIPIEICGHKAIGTVLVGPTPVNIIGRNLLTQIGCTLNF