Structure of PDB 1k6p Chain B Binding Site BS01

Receptor Information
>1k6p Chain B (length=99) Species: 11676 (Human immunodeficiency virus 1) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PQITLWKRPLVTIRIGGQLKEALLDTGADDTVLEEMNLPGRWKPKMIGGI
GGFIKVRQYDQIPIEICGHKAIGTVLVGPTPTNVIGRNLLTQIGCTLNF
Ligand information
Ligand IDXN3
InChIInChI=1S/C38H48N4O6/c1-38(2,3)40-37(46)31-23-41(21-26-13-14-33-34(18-26)48-24-47-33)15-16-42(31)22-29(43)19-28(17-25-9-5-4-6-10-25)36(45)39-35-30-12-8-7-11-27(30)20-32(35)44/h4-14,18,28-29,31-32,35,43-44H,15-17,19-24H2,1-3H3,(H,39,45)(H,40,46)/t28-,29+,31+,32-,35+/m1/s1
InChIKeyBJZTWVIYUGVEFV-OQOOGSQVSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C(NC2c1ccccc1CC2O)C(Cc3ccccc3)CC(O)CN4C(C(=O)NC(C)(C)C)CN(CC4)Cc5ccc6OCOc6c5
OpenEye OEToolkits 1.5.0CC(C)(C)NC(=O)C1CN(CCN1CC(CC(Cc2ccccc2)C(=O)NC3c4ccccc4CC3O)O)Cc5ccc6c(c5)OCO6
OpenEye OEToolkits 1.5.0CC(C)(C)NC(=O)[C@@H]1C[N@@](CC[N@]1C[C@H](C[C@@H](Cc2ccccc2)C(=O)N[C@H]3c4ccccc4C[C@H]3O)O)Cc5ccc6c(c5)OCO6
CACTVS 3.341CC(C)(C)NC(=O)[CH]1CN(CCN1C[CH](O)C[CH](Cc2ccccc2)C(=O)N[CH]3[CH](O)Cc4ccccc34)Cc5ccc6OCOc6c5
CACTVS 3.341CC(C)(C)NC(=O)[C@@H]1CN(CCN1C[C@@H](O)C[C@@H](Cc2ccccc2)C(=O)N[C@@H]3[C@H](O)Cc4ccccc34)Cc5ccc6OCOc6c5
FormulaC38 H48 N4 O6
NameN-[2(R)-HYDROXY-1(S)-INDANYL]-5-[(2(S)-TERTIARY BUTYLAMINOCARBONYL)-4(BENZO[1,3]DIOXOL-5-YLMETHYL)-PIPERAZINO]-4(S)-HYDROXY-2(R)-PHENYLMETHYLPENTANAMIDE;
ANALOGUE OF INDINAVIR DRUG
ChEMBL
DrugBank
ZINCZINC000024531979
PDB chain1k6p Chain B Residue 807 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1k6p Lack of synergy for inhibitors targeting a multi-drug-resistant HIV-1 protease.
Resolution2.2 Å
Binding residue
(original residue number in PDB)
D25 G27 A28 D29 D30 G48 P81
Binding residue
(residue number reindexed from 1)
D25 G27 A28 D29 D30 G48 P81
Annotation score1
Binding affinityMOAD: Kd=44nM
PDBbind-CN: -logKd/Ki=7.36,Kd=44nM
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:1k6p, PDBe:1k6p, PDBj:1k6p
PDBsum1k6p
PubMed11790852
UniProtP35963|POL_HV1Y2 Gag-Pol polyprotein (Gene Name=gag-pol)

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