1TU1

Crystal Structure of Protein of Unknown Function PA94 from Pseudomonas aeruginosa, Putative Regulator

• PDB DOI: https://doi.org/10.2210/pdb1TU1/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Pseudomonas aeruginosa PAO1
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2004-06-24 Released: 2004-08-03 
• Deposition Author(s): Osipiuk, J., Evdokimova, E., Savchenko, A., Edwards, A., Cymborowski, M., Minor, W., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.237 
• R-Value Work: 0.205 
• R-Value Observed: 0.205 

Literature

X-ray crystal structure of hypothetical protein PA94 from Pseudomonas aeruginosa

Osipiuk, J., Evdokimova, E., Savchenko, A., Edwards, A., Cymborowski, M., 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 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 34.4 kDa 
• Atom Count: 2,751 
• Modelled Residue Count: 288 
• Deposited Residue Count: 296 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
hypothetical protein PA0094	A, B	148	Pseudomonas aeruginosa PAO1	Mutation(s): 0  Gene Names: PA0094
UniProt
Find proteins for Q9I738 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)) Explore Q9I738  Go to UniProtKB:  Q9I738

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PEG	E [auth A], H [auth B], I [auth B], J [auth B]	DI(HYDROXYETHYL)ETHER C4 H10 O3 MTHSVFCYNBDYFN-UHFFFAOYSA-N
SO4	F [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
EDO	C [auth A], D [auth A], G [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.237 
• R-Value Work: 0.205 
• R-Value Observed: 0.205 
• Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 88.247	α = 90
b = 88.247	β = 90
c = 107.071	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
SHELXD	phasing
SOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-08-03 
Deposition Author(s): Osipiuk, J., Evdokimova, E., Savchenko, A., Edwards, A., Cymborowski, M., Minor, W., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2004-08-03
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.3: 2022-04-13
  Changes: Database references, Derived calculations, Structure summary
• Version 1.4: 2024-02-14
  Changes: Data collection