Structure of PDB 4ju1 Chain B

Receptor sequence

>4ju1B (length=560) Species: 420174 (Hepatitis C virus isolate HC-J4)

SMSYTWTGALITPCAAEESKLPINPLSNSLLRHHNMVYATTSRSASLRQK
KVTFDRLQVLDDHYRDVLKEMKAKASTVKAKLLSIEEACKLTPPHSAKSK
FGYGAKDVRNLSSRAVNHIRSVWEDLLEDTETPIDTTIMAKSEVFCVQPG
RKPARLIVFPDLGVRVCEKMALYDVVSTLPQAVMGSSYGFQYSPKQRVEF
LVNTWKSKKCPMGFSYDTRCFDSTVTESDIRVEESIYQCCDLAPEARQAI
RSLTERLYIGGPLTNSKGQNCGYRRCRASGVLTTSCGNTLTCYLKATAAC
RAAKLQDCTMLVNGDDLVVICESAGTQEDAAALRAFTEAMTRYSAPPGDP
PQPEYDLELITSCSSNVSVAHDASGKRVYYLTRDPTTPLARAAWETARHT
PINSWLGNIIMYAPTLWARMILMTHFFSILLAQEQLEKALDCQIYGACYS
IEPLDLPQIIERLHGLSAFTLHSYSPGEINRVASCLRKLGVPPLRTWRHR
ARSVRAKLLSQGGRAATCGRYLFNWAVRTKLKLTPIPAASQLDLSGWFVA
GYSGGDIYHS

3D structure

• PDB: 4ju1 Molecular Dynamics Simulations and Structure-Based Rational Design Lead to Allosteric HCV NS5B Polymerase Thumb Pocket 2 Inhibitor with Picomolar Cellular Replicon Potency.
• Chain: B
• Resolution: 2.9 Å

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.

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	1NZ	B	R422 M423 H475 S476 Y477 I482 A486 L489 R490 V494 P495 W528	R419 M420 H472 S473 Y474 I479 A483 L486 R487 V491 P492 W525
BS02	MG	B	Q194 F551	Q191 F548
BS03	MG	B	D220 T221	D217 T218

Gene Ontology

Molecular Function

• GO:0003723 RNA binding
• GO:0003968 RNA-dependent RNA polymerase activity

Biological Process

• GO:0039694 viral RNA genome replication

External links

• PDB: RCSB:4ju1, PDBe:4ju1, PDBj:4ju1
• PDBsum: 4ju1
• PubMed: 23773186
• UniProt: O92972|POLG_HCVJ4 Genome polyprotein