Structure of PDB 2oc1 Chain A Binding Site BS04

Receptor Information
>2oc1 Chain A (length=183) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MGAPITAYAQQTRGLLGCIITSLTGRDKNQVEGEVQIVSTATQTFLATCI
NGVCWTVYHGAGTRTIASPKGPVIQMYTNVDQDLVGWPAPQGSRSLTPCT
CGSSDLYLVTRHADVIPVRRRGDSRGSLLSPRPISYLKGSSGGPLLCPAG
HAVGLFRAAVCTRGVAKAVDFIPVENLETTMRS
Ligand information
Ligand IDHU2
InChIInChI=1S/C34H52N4O7/c1-8-14-26(30(40)33(43)35-20-28(39)38-29(34(44)45)24-16-10-9-11-17-24)36-32(42)27(19-22(4)5)37-31(41)25(23(6)7)18-13-12-15-21(2)3/h9-13,16-17,21-23,25-27,29H,8,14-15,18-20H2,1-7H3,(H,35,43)(H,36,42)(H,37,41)(H,38,39)(H,44,45)/b13-12+/t25-,26-,27-,29-/m0/s1
InChIKeyKWTWSYDWITXSOY-IMAVGDMBSA-N
SMILES
SoftwareSMILES
CACTVS 3.370CCC[CH](NC(=O)[CH](CC(C)C)NC(=O)[CH](CC=CCC(C)C)C(C)C)C(=O)C(=O)NCC(=O)N[CH](C(O)=O)c1ccccc1
OpenEye OEToolkits 1.7.6CCCC(C(=O)C(=O)NCC(=O)NC(c1ccccc1)C(=O)O)NC(=O)C(CC(C)C)NC(=O)C(CC=CCC(C)C)C(C)C
OpenEye OEToolkits 1.7.6CCC[C@@H](C(=O)C(=O)NCC(=O)N[C@@H](c1ccccc1)C(=O)O)NC(=O)[C@H](CC(C)C)NC(=O)[C@@H](C/C=C/CC(C)C)C(C)C
CACTVS 3.370CCC[C@H](NC(=O)[C@H](CC(C)C)NC(=O)[C@@H](C\C=C\CC(C)C)C(C)C)C(=O)C(=O)NCC(=O)N[C@H](C(O)=O)c1ccccc1
ACDLabs 12.01O=C(NC(C(=O)NC(C(=O)C(=O)NCC(=O)NC(C(=O)O)c1ccccc1)CCC)CC(C)C)C(C/C=C/CC(C)C)C(C)C
FormulaC34 H52 N4 O7
Name(2S)-({N-[(3S)-3-({N-[(2S,4E)-2-ISOPROPYL-7-METHYLOCT-4-ENOYL]-L-LEUCYL}AMINO)-2-OXOHEXANOYL]GLYCYL}AMINO)(PHENYL)ACETI C ACID;
Ketoamide Inhibitor CVS4819, bound form
ChEMBL
DrugBank
ZINCZINC000014965733
PDB chain2oc1 Chain A Residue 999 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB2oc1 Discovery of the HCV NS3/4A protease inhibitor (1R,5S)-N-[3-amino-1-(cyclobutylmethyl)-2,3-dioxopropyl]-3- [2(S)-[[[(1,1-dimethylethyl)amino]carbonyl]amino]-3,3-dimethyl-1-oxobutyl]- 6,6-dimethyl-3-azabicyclo[3.1.0]hexan-2(S)-carboxamide (Sch 503034) II. Key steps in structure-based optimization.
Resolution2.7 Å
Binding residue
(original residue number in PDB)		Q41 T42 H57 R109 I132 K136 G137 S139 R155 A156 A157 D168
Binding residue
(residue number reindexed from 1)		Q43 T44 H59 R111 I134 K138 G139 S141 R157 A158 A159 D170
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=5.37,Ki=4.3uM
Enzymatic activity
Catalytic site (original residue number in PDB) H57 D81 G137 S139
Catalytic site (residue number reindexed from 1) H59 D83 G139 S141
Enzyme Commision number 2.7.7.48: RNA-directed RNA polymerase.
3.4.21.98: hepacivirin.
3.4.22.-
3.6.1.15: nucleoside-triphosphate phosphatase.
3.6.4.13: RNA helicase.
Gene Ontology
Molecular Function
GO:0008236 serine-type peptidase activity
Biological Process
GO:0006508 proteolysis
GO:0019087 transformation of host cell by virus

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:2oc1, PDBe:2oc1, PDBj:2oc1
PDBsum2oc1
PubMed17444623
UniProtP27958|POLG_HCV77 Genome polyprotein

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