9T28 | pdb_00009t28

WspR response regulator with crystallization epitope mutations G306D:G308D

PDB DOI: https://doi.org/10.2210/pdb9T28/pdb

Classification: SIGNALING PROTEIN
Organism(s): Pseudomonas aeruginosa
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2025-10-22 Released: 2025-12-10
Deposition Author(s): Fairhead, M., Wiggers, H., Strain-Damerell, C., Ye, M., Mackinnon, S.R., Pinkas, D., MacLean, E.M., Koekemoer, L., Bowesman-Jones, H., Damerell, D., Krojer, T., Arrowsmith, C.H., Edwards, A., Bountra, C., Yue, W., Burgess-Brown, N., Marsden, B., von Delft, F.
Funding Organization(s): The Structural Genomics Consortium (SGC)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.33 Å
R-Value Free:
0.213 (Depositor), 0.213 (DCC)
R-Value Work:
0.164 (Depositor), 0.164 (DCC)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

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

Literature

WspR response regulator with crystallization epitope mutations G306D:G308D

Fairhead, M., Wiggers, H., Strain-Damerell, C., Ye, M., Mackinnon, S.R., Pinkas, D., MacLean, E.M., Koekemoer, L., Bowesman-Jones, H., Damerell, D., Krojer, T., Arrowsmith, C.H., Edwards, A., Bountra, C., Yue, W., Burgess-Brown, N., Marsden, B., von Delft, F.

To be published.

Macromolecule Content

Total Structure Weight: 18.72 kDa
Atom Count: 1,455
Modeled Residue Count: 168
Deposited Residue Count: 168
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
diguanylate cyclase	A	168	Pseudomonas aeruginosa	Mutation(s): 2 Gene Names: wspR, PA3702 EC: 2.7.7.65
UniProt
Find proteins for Q9HXT9 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)) Explore Q9HXT9 Go to UniProtKB: Q9HXT9
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q9HXT9
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
SO4 Query on SO4 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]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.33 Å
R-Value Free: 0.213 (Depositor), 0.213 (DCC)
R-Value Work: 0.164 (Depositor), 0.164 (DCC)

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 34.12	α = 90
b = 45.4	β = 90
c = 85.23	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
xia2	data reduction
xia2	data scaling
PHASER	phasing

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2025-12-10

Deposition Author(s):

Strain-Damerell, C.

Mackinnon, S.R.

Bowesman-Jones, H.

Arrowsmith, C.H.

Burgess-Brown, N.

Funding Organization	Location	Grant Number
The Structural Genomics Consortium (SGC)	Canada	--

Revision History (Full details and data files)

Version 1.0: 2025-12-10
Type: Initial release

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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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.