3KKD

Structure of a putative tetr transcriptional regulator (pa3699) from pseudomonas aeruginosa pa01

• PDB DOI: https://doi.org/10.2210/pdb3KKD/pdb

• Classification: transcription regulator
• Organism(s): Pseudomonas aeruginosa PAO1
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2009-11-05 Released: 2009-12-15 
• Deposition Author(s): Filippova, E.V., Chruszcz, M., Cymborowski, M., Skarina, T., Savchenko, A., Edwards, A., Joachimiak, A., Minor, W., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.262 
• R-Value Work: 0.204 
• R-Value Observed: 0.207 

Literature

Structure of a Putative TetR Transcriptional Regulator (PA3699) from Pseudomonas Aeruginosa PA01

Filippova, E.V., Chruszcz, M., Cymborowski, M., Skarina, T., Savchenko, A., Edwards, A., Minor, W., Joachimiak, A.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 generated by PISA (software)

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 generated by PISA (software)

Biological Assembly 3  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Homo 3-mer - A3 

Biological assembly 3 assigned by authors.

Macromolecule Content

• Total Structure Weight: 81.99 kDa 
• Atom Count: 4,853 
• Modelled Residue Count: 608 
• Deposited Residue Count: 711 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
transcriptional regulator	A, B, C	237	Pseudomonas aeruginosa PAO1	Mutation(s): 0  Gene Names: PA3699
UniProt
Find proteins for Q9HXU1 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)) Explore Q9HXU1  Go to UniProtKB:  Q9HXU1

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
15P	H [auth C]	POLYETHYLENE GLYCOL (N=34) C69 H140 O35 VUYXVWGKCKTUMF-UHFFFAOYSA-N
PGE	D [auth A], G [auth B]	TRIETHYLENE GLYCOL C6 H14 O4 ZIBGPFATKBEMQZ-UHFFFAOYSA-N
SO4	E [auth B], F [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B, C	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.262 
• R-Value Work: 0.204 
• R-Value Observed: 0.207 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 157.321	α = 90
b = 82.879	β = 90.01
c = 46.618	γ = 90

Software Package:

Software Name	Purpose
HKL-3000	phasing
MLPHARE	phasing
DM	model building
SHELXD	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
DM	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-12-15 
Deposition Author(s): Filippova, E.V., Chruszcz, M., Cymborowski, M., Skarina, T., Savchenko, A., Edwards, A., Joachimiak, A., Minor, W., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2009-12-15
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.2: 2022-04-13
  Changes: Database references, Derived calculations, Structure summary
• Version 1.3: 2024-11-27
  Changes: Data collection, Structure summary