>1K1U_1|Chains A, B|PROTEASE RETROPEPSIN|Human immunodeficiency virus 1 (11676)
PQITLWKRPLVTIKIGGQLKEALLDTGADDTVIEEMSLPGRWKPIMIGGIGGFIKVRQYDQIIIEIAGHKAIGTVLVGPTPVNIIGRNLMTQIGATLNF