2NNN | pdb_00002nnn

Crystal structure of probable transcriptional regulator from Pseudomonas aeruginosa

• PDB DOI: https://doi.org/10.2210/pdb2NNN/pdb

• Classification: TRANSCRIPTION
• Organism(s): Pseudomonas aeruginosa
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2006-10-24 Released: 2006-11-21 
• Deposition Author(s): Chang, C., Evdokimova, E., Altamentova, S., Savchenko, A., Edwards, A.M., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 
  0.262 (Depositor), 0.260 (DCC) 
• R-Value Work: 
  0.218 (Depositor), 0.217 (DCC) 
• R-Value Observed: 
  0.221 (Depositor) 

Literature

Crystal structure of probable transcriptional regulator from Pseudomonas aeruginosa

Chang, C., Evdokimova, E., Altamentova, S., Savchenko, A., Edwards, A.M., Joachimiak, A.

To be published.

Biological Assembly 1  

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

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

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Biological Assembly 3  

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

Biological assembly 3 assigned by authors and generated by PISA (software)

Biological Assembly 4  

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

Biological assembly 4 assigned by authors and generated by PISA (software)

Biological Assembly 5  

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

Biological assembly 5 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 153.13 kDa 
• Atom Count: 10,506 
• Modeled Residue Count: 1,329 
• Deposited Residue Count: 1,400 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Probable transcriptional regulator	A, B, C, D, E, F, G, H, I, J	140	Pseudomonas aeruginosa	Mutation(s): 2  Gene Names: PA1603
UniProt
Find proteins for Q9I3B8 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)) Explore Q9I3B8  Go to UniProtKB:  Q9I3B8

Small Molecules

Modified Residues  1 Unique
ID	Chains	Modified Residue	Modification Type	Formula	2D Diagram
MSE	A, B, C, D, E, F, G, H, I, J	MET	Selenomethionine	C5 H11 N O2 Se

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free:  0.262 (Depositor), 0.260 (DCC) 
• R-Value Work:  0.218 (Depositor), 0.217 (DCC) 
• R-Value Observed: 0.221 (Depositor) 

Space Group: P 3₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 89.373	α = 90
b = 89.373	β = 90
c = 217.238	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SHARP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-11-21 
Deposition Author(s): Chang, C., Evdokimova, E., Altamentova, S., Savchenko, A., Edwards, A.M., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2006-11-21
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.3: 2023-12-27
  Changes: Data collection, Database references, Derived calculations
• Version 1.4: 2024-10-30
  Changes: Structure summary