>2NPH_1|Chains A, B|PROTEASE RETROPEPSIN|Human immunodeficiency virus 1 (11676)
PQVTLWQRPLVTIKIGGQLKEALLDTGADDTVLEEMSLPGRWKPKMIGGIGGFIKVRQYDQILIEICGHKAIGTVLVGPTPVNIIGRNLLTQIGMTLNF
>2NPH_2|Chain C[auth S]|tetrapeptide fragment|
AETF
>2NPH_3|Chain D[auth T]|pentapeptide fragment|
YVDGA