Structure of PDB 4b71 Chain A

Receptor sequence
>4b71A (length=645) Species: 11105 (Hepatitis C virus (isolate BK)) [Search protein sequence]
GSVVIVGRIILSGSGSITAYSQQTRGLLGCIITSLTGRDKNQVEGEVQVV
STATQSFLATCVNGVCWTVYHGAGSKTLAGPKGPITQMYTNVDQDLVGWQ
APPGARSLTPCTCGSSDLYLVTRHADVIPVRRRGDSRGSLLSPRPVSYLK
GSSGGPLLCPSGHAVGIFRAAVCTRGVAKAVDFVPVESMETTMRSPVFTD
NSSPPAVPQSFQVAHLHAPTGSGKSTKVPAAYAAQGYKVLVLNPSVAATL
GFGAYMSKAHGIDPNIRTGVRTITTGAPVTYSTYGKFLADGGCSGGAYDI
IICDECHSTDSTTILGIGTVLDQAETAGARLVVLATATPPGSVTVPHPNI
EEVALSNTGEIPFYGKAIPIEAIRGGRHLIFCHSKKKCDELAAKLSGLGI
NAVAYYRGLDVSVIPTIGDVVVVATDALMTGYTGDFDSVIDCNTCVTQTV
DFSLDPTFTIETTTVPQDAVSRSQRRGRTGRGRRGIYRFVTPGERPSGMF
DSSVLCECYDAGCAWYELTPAETSVRLRAYLNTPGLPVCQDHLEFWESVF
TGLTHIDAHFLSQTKQAGDNFPYLVAYQATVCARAQAPPPSWDQMWKCLI
RLKPTLHGPTPLLYRLGAVQNEVTLTHPITKYIMACMSADLEVVT
3D structure
PDB4b71 Discovery of an Allosteric Mechanism for the Regulation of Hcv Ns3 Protein Function.
ChainA
Resolution2.5 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) T10 C16 H57 D81 G137 S139
Catalytic site (residue number reindexed from 1) T24 C30 H71 D95 G151 S153
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.
Interaction with ligand
Site
#
Ligand Ligand
chain
Binding residues on receptor
(original residue number in PDB)
Binding residues on receptor
(residue number reindexed from 1)
Binding affinity
BS01 DJL A V78 D79 D81 R155 M485 F486 V524 C525 Q526 V92 D93 D95 R169 M499 F500 V538 C539 Q540 PDBbind-CN: -logKd/Ki=5.89,IC50=1.3uM
Gene Ontology
Molecular Function
GO:0004386 helicase activity
GO:0005524 ATP binding
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:4b71, PDBe:4b71, PDBj:4b71
PDBsum4b71
PubMed23023261
UniProtP26663|POLG_HCVBK Genome polyprotein

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