5V0U

Crystal structure of polymerase acid protein (PA) from Influenza A virus, WILSON-SMITH/1933 (H1N1) bound to follow on fragment EBSI-4723 4-(5-chlorothiophen-2-yl)-1H-pyrazole

• PDB DOI: https://doi.org/10.2210/pdb5V0U/pdb

• Classification: TRANSCRIPTION
• Organism(s): Influenza A virus (A/Wilson-Smith/1933(H1N1))
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2017-02-28 Released: 2017-03-08 
• Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.45 Å
• R-Value Free: 0.237 
• R-Value Work: 0.170 
• R-Value Observed: 0.173 

Literature

Fragment screening by STD NMR identifies novel site binders against influenza A virus polymerase

Pierce, P.G., Muruthii, M.M., Moen, S.O., Abendroth, J., Davies, D.R., Labaied, M., Marathias, V.M., Begley, D.W., Hokanson, D., Suto, R.K., Hubbard, B.K., Myler, P.J., Lorimer, D.D., Edwards, T.E.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 53.28 kDa 
• Atom Count: 3,338 
• Modelled Residue Count: 407 
• Deposited Residue Count: 464 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Polymerase acidic protein	A	464	Influenza A virus (A/Wilson-Smith/1933(H1N1))	Mutation(s): 0  Gene Names: PA
UniProt
Find proteins for P15659 (Influenza A virus (strain A/Wilson-Smith/1933 H1N1)) Explore P15659  Go to UniProtKB:  P15659

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
8QG	B [auth A]	4-(5-chlorothiophen-2-yl)-1H-pyrazole C7 H5 Cl N2 S FSGXXIOYDLGFFB-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.45 Å
• R-Value Free: 0.237 
• R-Value Work: 0.170 
• R-Value Observed: 0.173 
• Space Group: P 6₅ 2 2
• Diffraction Data: https://doi.org/10.18430/M35V0U

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 68.85	α = 90
b = 68.85	β = 90
c = 396.33	γ = 120

Software Package:

Software Name	Purpose
XSCALE	data scaling
PHASER	phasing
PHENIX	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2017-03-08 
Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

Revision History  

• Version 1.0: 2017-03-08
  Type: Initial release
  
• Version 1.1: 2023-10-04
  Changes: Data collection, Database references, Refinement description, Structure summary