Structure of PDB 2hb3 Chain B Binding Site BS01

Receptor Information
>2hb3 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]
PQITLWKRPLVTIKIGGQLKEALLDTGADDTVIEEMSLPGRWKPKMIGGI
GGFIKVRQYDQIIIEIAGHKAIGTVLVGPTPVNIIGRNLLTQIGATLNF
Ligand information
Ligand IDGRL
InChIInChI=1S/C29H40N2O7S/c1-20(2)17-31(39(35,36)25-10-8-22(19-32)9-11-25)18-27(33)26(14-21-6-4-3-5-7-21)30-29(34)38-24-15-23-12-13-37-28(23)16-24/h3-11,20,23-24,26-28,32-33H,12-19H2,1-2H3,(H,30,34)/t23-,24+,26-,27+,28+/m0/s1
InChIKeyVYBDPVQMILRSMK-GRXYLYAXSA-N
SMILES
SoftwareSMILES
CACTVS 3.341CC(C)CN(C[CH](O)[CH](Cc1ccccc1)NC(=O)O[CH]2C[CH]3CCO[CH]3C2)[S](=O)(=O)c4ccc(CO)cc4
CACTVS 3.341CC(C)CN(C[C@@H](O)[C@H](Cc1ccccc1)NC(=O)O[C@@H]2C[C@@H]3CCO[C@@H]3C2)[S](=O)(=O)c4ccc(CO)cc4
OpenEye OEToolkits 1.5.0CC(C)CN(C[C@H]([C@H](Cc1ccccc1)NC(=O)O[C@@H]2C[C@@H]3CCO[C@@H]3C2)O)S(=O)(=O)c4ccc(cc4)CO
ACDLabs 10.04O=S(=O)(c1ccc(cc1)CO)N(CC(C)C)CC(O)C(NC(=O)OC3CC2C(OCC2)C3)Cc4ccccc4
OpenEye OEToolkits 1.5.0CC(C)CN(CC(C(Cc1ccccc1)NC(=O)OC2CC3CCOC3C2)O)S(=O)(=O)c4ccc(cc4)CO
FormulaC29 H40 N2 O7 S
Name(3AS,5R,6AR)-HEXAHYDRO-2H-CYCLOPENTA[B]FURAN-5-YL (2S,3S)-3-HYDROXY-4-(4-(HYDROXYMETHYL)-N-ISOBUTYLPHENYLSULFONAMIDO)-1-PHENYLBUTAN-2-YLCARBAMATE
ChEMBLCHEMBL254349
DrugBank
ZINCZINC000014954111
PDB chain2hb3 Chain B Residue 201 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2hb3 Structure-Based Design of Novel HIV-1 Protease Inhibitors To Combat Drug Resistance.
Resolution1.35 Å
Binding residue
(original residue number in PDB)		D25 G27 A28 D29 G48 G49 I50
Binding residue
(residue number reindexed from 1)		D25 G27 A28 D29 G48 G49 I50
Annotation score1
Binding affinityMOAD: Ki=0.0045nM
PDBbind-CN: -logKd/Ki=11.35,Ki=4.5pM
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 3.4.23.4: chymosin.
Gene Ontology
Molecular Function
GO:0004190 aspartic-type endopeptidase activity
GO:0042802 identical protein binding
Biological Process
GO:0006508 proteolysis

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Molecular Function
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Biological Process
External links
PDB RCSB:2hb3, PDBe:2hb3, PDBj:2hb3
PDBsum2hb3
PubMed16913714
UniProtQ7SSI0

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