2QNU

Crystal structure of PA0076 from Pseudomonas aeruginosa PAO1 at 2.05 A resolution

• PDB DOI: https://doi.org/10.2210/pdb2QNU/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Pseudomonas aeruginosa PAO1
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2007-07-19 Released: 2007-07-31 
• Deposition Author(s): Filippova, E.V., Chruszcz, M., Skarina, T., Kagan, O., Cymborowski, M., Savchenko, A., Edwards, A.M., Joachimiak, A., Minor, W., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free: 
  0.234 (Depositor), 0.250 (DCC) 
• R-Value Work: 
  0.183 (Depositor), 0.210 (DCC) 
• R-Value Observed: 
  0.186 (Depositor) 

Literature

Crystal structure of Pa0076 from Pseudomonas aeruginosa PAO1 at 2.05 A resolution.

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

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)

Macromolecule Content

• Total Structure Weight: 48.51 kDa 
• Atom Count: 3,374 
• Modelled Residue Count: 431 
• Deposited Residue Count: 452 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Uncharacterized protein PA0076	A, B	226	Pseudomonas aeruginosa PAO1	Mutation(s): 0  Gene Names: PA0076
UniProt
Find proteins for Q9I756 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)) Explore Q9I756  Go to UniProtKB:  Q9I756

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PGE	E [auth A]	TRIETHYLENE GLYCOL C6 H14 O4 ZIBGPFATKBEMQZ-UHFFFAOYSA-N
ACT	C [auth A], D [auth A], F [auth B]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M

Modified Residues  2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MLZ	A, B	L-PEPTIDE LINKING	C7 H16 N2 O2		LYS
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free:  0.234 (Depositor), 0.250 (DCC) 
• R-Value Work:  0.183 (Depositor), 0.210 (DCC) 
• R-Value Observed: 0.186 (Depositor) 

Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.257	α = 90
b = 125.407	β = 90
c = 49.876	γ = 90

Software Package:

Software Name	Purpose
HKL-3000	data collection
HKL-3000	data reduction
HKL-3000	phasing
MLPHARE	phasing
DM	model building
SHELXD	phasing
RESOLVE	model building
Coot	model building
ARP/wARP	model building
REFMAC	refinement
ADSC	data collection
HKL-3000	data scaling
DM	phasing
RESOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-07-31 
Deposition Author(s): Filippova, E.V., Chruszcz, M., Skarina, T., Kagan, O., Cymborowski, M., Savchenko, A., Edwards, A.M., Joachimiak, A., Minor, W., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2007-07-31
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2022-04-13
  Changes: Database references, Derived calculations, Structure summary