>3hzc_A mol:protein length:203 [Gly51;Aib51'] 'covalent dimer' HIV-1 proteasePQITLWKRPLVTIRIGGQLKEALLDTGADDTVIEELNLPGCWKPKLIGGIGGFIKVRQYDQIPVEIAGHKAIGTVLVGPTPVNIIGRNLLTQIGATLNFCGGGGPQITLWKRPLVTIRIGGQLKEALLDTGADDTVIEELNLPGCWKPKLIGGIAGFIKVRQYDQIPVEIAGHKAIGTVLVGPTPVNIIGRNLLTQIGATLNF