Structure of PDB 4ju1 Chain A

Receptor sequence

>4ju1A (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: A
• 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	A	L419 R422 M423 H475 S476 Y477 L489 R490 P495 P496 L497 W528	L416 R419 M420 H472 S473 Y474 L486 R487 P492 P493 L494 W525
BS02	MG	A	Q194 F551	Q191 F548
BS03	MG	A	T221 C223	T218 C220

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