Structure of PDB 3kqn Chain A Binding Site BS03

Receptor Information
>3kqn Chain A (length=437) Species: 333284 (Hepatitis C virus (isolate Con1)) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SPPAVPQTFQVAHLHAPTGSGKSTKVPAAYAAQGYKVLVLNPSVAATLGF
GAYMSKAHGIDPNIRTGVRTITTGAPITYSTYGKFLADGGCSGGAYDIII
CDECHSTDSTTILGIGTVLDQAETAGARLVVLATATPPGSVTVPHPNIEE
VALSSTGEIPFYGKAIPIETIKGGRHLIFCHSKKKCDELAAKLSGLGLNA
VAYYRGLDVSVIPTSGDVIVVATDALMTGFTGDFDSVIDCNTCVTQTVDF
SLDPTFTIETTTVPQDAVSRSQRRGRTGRGRMGIYRFVTPGERPSGMFDS
SVLCECYDAGCAWYELTPAETSVRLRAYLNTPGLPVCQDHLEFWESVFTG
LTHIDAHFLSQTKQAGDNFPYLVAYQATVCARAQAPPPSWDQMWKCLIRL
KPTLHGPTPLLYRLGAVQNEVTTTHPITKYIMACMSA
Ligand information
Ligand IDADP
InChIInChI=1S/C10H15N5O10P2/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(17)6(16)4(24-10)1-23-27(21,22)25-26(18,19)20/h2-4,6-7,10,16-17H,1H2,(H,21,22)(H2,11,12,13)(H2,18,19,20)/t4-,6-,7-,10-/m1/s1
InChIKeyXTWYTFMLZFPYCI-KQYNXXCUSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)OP(=O)(O)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(O)=O)[CH](O)[CH]3O
ACDLabs 10.04O=P(O)(O)OP(=O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
CACTVS 3.341Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P@@](O)(=O)O[P](O)(O)=O)[C@@H](O)[C@H]3O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)O)O)O)N
FormulaC10 H15 N5 O10 P2
NameADENOSINE-5'-DIPHOSPHATE
ChEMBLCHEMBL14830
DrugBankDB16833
ZINCZINC000012360703
PDB chain3kqn Chain A Residue 2 [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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PDB3kqn Three conformational snapshots of the hepatitis C virus NS3 helicase reveal a ratchet translocation mechanism.
Resolution2.05 Å
Binding residue
(original residue number in PDB)		G207 S208 G209 K210 S211 T212 Y241 T419 R467 G468
Binding residue
(residue number reindexed from 1)		G19 S20 G21 K22 S23 T24 Y53 T231 R279 G280
Annotation score5
Enzymatic activity
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:0004386 helicase activity
GO:0005524 ATP binding

View graph for
Molecular Function
External links
PDB RCSB:3kqn, PDBe:3kqn, PDBj:3kqn
PDBsum3kqn
PubMed20080715
UniProtQ9WMX2|POLG_HCVCO Genome polyprotein

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