5IEQ

Crystal structure of polymerase acid protein (PA) from Influenza A virus, WILSON-SMITH/1933 (H1N1) bound to fragment hit EBSI-747 1-(4-chlorophenyl)-1H-imidazole

PDB DOI: https://doi.org/10.2210/pdb5IEQ/pdb

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

Deposited: 2016-02-25 Released: 2017-02-22
Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.20 Å
R-Value Free: 0.221
R-Value Work: 0.175
R-Value Observed: 0.178

wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.1 of the entry. See complete history.

Literature

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

Pierce, P., Muruthi, M.M., Abendroth, J., Moen, S.O., Begley, D.W., Davies, D.R., Marathias, V.M., Staker, B.L., Myler, P.J., Lorimer, D.D., Edwards, T.E.

To be published.

Macromolecule Content

Total Structure Weight: 53.35 kDa
Atom Count: 3,376
Modelled Residue Count: 408
Deposited Residue Count: 464
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

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)) Go to UniProtKB: P15659
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
1CI Query on 1CI Download Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	1-(4-CHLOROPHENYL)-1H-IMIDAZOLE C₉ H₇ Cl N₂ BARLRKAYTDVUIS-UHFFFAOYSA-N		Interactions Focus chain B [auth A]
DMS Query on DMS Download Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A] mmCIF format, chain C [auth A]	C [auth A]	DIMETHYL SULFOXIDE C₂ H₆ O S IAZDPXIOMUYVGZ-UHFFFAOYSA-N		Interactions Focus chain C [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.20 Å
R-Value Free: 0.221
R-Value Work: 0.175
R-Value Observed: 0.178
Space Group: P 6₅ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 69.37	α = 90
b = 69.37	β = 90
c = 397.74	γ = 120

Software Package:

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

Structure Validation

View Full Validation Report

Ligand Structure Quality Assessment

Entry History

Deposition Data

Released Date: 2017-02-22

Deposition Author(s):

Seattle Structural Genomics Center for Infectious Disease (SSGCID)

Revision History (Full details and data files)

Version 1.0: 2017-02-22
Type: Initial release
Version 1.1: 2024-03-06
Changes: Data collection, Database references

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.