Structure of PDB 3ekp Chain B Binding Site BS01

Receptor Information
>3ekp Chain B (length=99) Species: 11685 (HIV-1 M:B_ARV2/SF2) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PQITLWKRPIVTIRIGGQLKEALLDTGADDTVLEEMNLPGKWKPKMIVGI
GGFVKVRQYDQIPIEICGHKAIGTVLVGPTPANIIGRNLLTQIGCTLNF
Ligand information
Ligand ID478
InChIInChI=1S/C25H35N3O6S/c1-18(2)15-28(35(31,32)22-10-8-20(26)9-11-22)16-24(29)23(14-19-6-4-3-5-7-19)27-25(30)34-21-12-13-33-17-21/h3-11,18,21,23-24,29H,12-17,26H2,1-2H3,(H,27,30)/t21-,23-,24+/m0/s1
InChIKeyYMARZQAQMVYCKC-OEMFJLHTSA-N
SMILES
SoftwareSMILES
CACTVS 3.370CC(C)CN(C[CH](O)[CH](Cc1ccccc1)NC(=O)O[CH]2CCOC2)[S](=O)(=O)c3ccc(N)cc3
ACDLabs 12.01O=C(OC1CCOC1)NC(Cc2ccccc2)C(O)CN(CC(C)C)S(=O)(=O)c3ccc(N)cc3
OpenEye OEToolkits 1.7.0CC(C)CN(CC(C(Cc1ccccc1)NC(=O)OC2CCOC2)O)S(=O)(=O)c3ccc(cc3)N
OpenEye OEToolkits 1.7.0CC(C)C[N@](C[C@H]([C@H](Cc1ccccc1)NC(=O)O[C@H]2CCOC2)O)S(=O)(=O)c3ccc(cc3)N
CACTVS 3.370CC(C)CN(C[C@@H](O)[C@H](Cc1ccccc1)NC(=O)O[C@H]2CCOC2)[S](=O)(=O)c3ccc(N)cc3
FormulaC25 H35 N3 O6 S
Name{3-[(4-AMINO-BENZENESULFONYL)-ISOBUTYL-AMINO]-1-BENZYL-2-HYDROXY-PROPYL}-CARBAMIC ACID TETRAHYDRO-FURAN-3-YL ESTER;
Amprenavir
ChEMBLCHEMBL116
DrugBankDB00701
ZINCZINC000003809192
PDB chain3ekp Chain B Residue 200 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3ekp Extreme Entropy-Enthalpy Compensation in a Drug-Resistant Variant of HIV-1 Protease.
Resolution2.15 Å
Binding residue
(original residue number in PDB)		D25 G27 A28 D30 V48 I50 P81
Binding residue
(residue number reindexed from 1)		D25 G27 A28 D30 V48 I50 P81
Annotation score1
Binding affinityMOAD: Kd=1.3nM
PDBbind-CN: -logKd/Ki=8.89,Kd=1.3nM
Enzymatic activity
Catalytic site (original residue number in PDB) D25 T26 G27
Catalytic site (residue number reindexed from 1) D25 T26 G27
Enzyme Commision number 2.7.7.-
2.7.7.49: RNA-directed DNA polymerase.
2.7.7.7: DNA-directed DNA polymerase.
3.1.-.-
3.1.13.2: exoribonuclease H.
3.1.26.13: retroviral ribonuclease H.
3.4.23.16: HIV-1 retropepsin.
Gene Ontology
Molecular Function
GO:0004190 aspartic-type endopeptidase activity
Biological Process
GO:0006508 proteolysis

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Molecular Function
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Biological Process
External links
PDB RCSB:3ekp, PDBe:3ekp, PDBj:3ekp
PDBsum3ekp
PubMed22712830
UniProtP03369|POL_HV1A2 Gag-Pol polyprotein (Gene Name=gag-pol)

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