2IQ5

Unliganded Crystal Structure of the Uridine Phosphorylase from Salmonella Typhimurium at 1.90 A Resolution

• PDB DOI: https://doi.org/10.2210/pdb2IQ5/pdb

• Classification: TRANSFERASE
• Organism(s): Salmonella enterica subsp. enterica serovar Typhimurium str. LT2
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2006-10-13 Released: 2007-10-16 
• Deposition Author(s): Timofeev, V.I., Dontsova, M.V., Gabdoulkhakov, A.G., Pavlyuk, B.P., Mikhailov, A.M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 
  0.247 (Depositor), 0.250 (DCC) 
• R-Value Work: 
  0.201 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.204 (Depositor) 

Literature

Unliganded Crystal Structure of the Uridine Phosphorylase from Salmonella Typhimurium at 1.90 A Resolution

Timofeev, V.I., Dontsova, M.V., Gabdoulkhakov, A.G., Lashkov, A.A., Voelter, V., Kachalova, G.S., Pavlyuk, B.P., Mikhailov, A.M.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

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

Macromolecule Content

• Total Structure Weight: 54.08 kDa 
• Atom Count: 3,723 
• Modelled Residue Count: 475 
• Deposited Residue Count: 504 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Uridine phosphorylase	A, B	252	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0  Gene Names: UDP EC: 2.4.2.3
UniProt
Find proteins for P0A1F6 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P0A1F6  Go to UniProtKB:  P0A1F6

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free:  0.247 (Depositor), 0.250 (DCC) 
• R-Value Work:  0.201 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.204 (Depositor) 

Space Group: H 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 151.66	α = 90
b = 151.66	β = 90
c = 47.92	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-10-16 
Deposition Author(s): Timofeev, V.I., Dontsova, M.V., Gabdoulkhakov, A.G., Pavlyuk, B.P., Mikhailov, A.M.

Revision History  

• Version 1.0: 2007-10-16
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Derived calculations, Source and taxonomy, Version format compliance
• Version 1.2: 2024-02-21
  Changes: Data collection, Database references