8WSV

Pre-binding structure of HosA transcriptional regulator from enteropathogenic Escherichia coli O127:H6 (strain E2348/69) in presence of sub optimal concentration of 4-hydroxy benzoic acid

PDB DOI: https://doi.org/10.2210/pdb8WSV/pdb

Classification: DNA BINDING PROTEIN
Organism(s): Escherichia coli O127:H6 str. E2348/69
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2023-10-17 Released: 2024-08-28
Deposition Author(s): Goswami, A., Raju, R., Kasarla, M., Ullah, S.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.01 Å
R-Value Free: 0.251
R-Value Work: 0.230
R-Value Observed: 0.232

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.0 of the entry. See complete history.

Literature

Pre-binding structure of HosA transcriptional regulator from enteropathogenic Escherichia coli O127:H6 (strain E2348/69) in presence of sub optimal concentration of 4-hydroxy benzoic acid

Arpita, G., Rukmini, R., Mallesham, K., Samee, U.

(2024) bioRxiv

DOI: https://doi.org/10.1101/2024.04.24.590444

Macromolecule Content

Total Structure Weight: 16.73 kDa
Atom Count: 1,195
Modelled Residue Count: 130
Deposited Residue Count: 143
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transcriptional regulator HosA	A	143	Escherichia coli O127:H6 str. E2348/69	Mutation(s): 0 Gene Names: hosA
UniProt
Find proteins for P69782 (Escherichia coli O127:H6 (strain E2348/69 / EPEC)) Explore P69782 Go to UniProtKB: P69782
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P69782
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
PHB (Subject of Investigation/LOI) Query on PHB Download Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A]	B [auth A]	P-HYDROXYBENZOIC ACID C₇ H₆ O₃ FJKROLUGYXJWQN-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.01 Å
R-Value Free: 0.251
R-Value Work: 0.230
R-Value Observed: 0.232
Space Group: P 4₃ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 67.47	α = 90
b = 67.47	β = 90
c = 95.22	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
SCALA	data scaling
iMOSFLM	data reduction
PHASER	phasing

Structure Validation

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Ligand Structure Quality Assessment

Entry History & Funding Information

Deposition Data

Released Date: 2024-08-28

Deposition Author(s):

Funding Organization	Location	Grant Number
Not funded		--

Revision History (Full details and data files)

Version 1.0: 2024-08-28
Type: Initial release

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.