>3DOX_1|Chain A|HIV-1 PROTEASE|Human immunodeficiency virus type 1 (isolate HXB2 group M subtype B) (11706) PQVTLWQRPLVTIKIGGQLKEALLDTGADDTVLEEMSLPGRWKPKMIGGIGGFIKVRQYDQILIEICGHKAIGTVLVGPTPVNIIGRNLLTQIGMTLNFGGSSGPQVTLWQRPLVTIKIGGQLKEALLDTGADDTVLEEMSLPGRWKPKMIGGIGGFIKVRQYDQILIEICGHKAIGTVLVGPTPVNIIGRNLLTQIGATLNF >3DOX_2|Chain B[auth P]|A PEPTIDE SUBSTRATE-SQNY|null SQNY >3DOX_3|Chain C[auth Q]|A PEPTIDE SUBSTRATE-PIV|null PIV