1J7J

Crystal Structure of the HPRT from Salmonella typhimurium

• PDB DOI: https://doi.org/10.2210/pdb1J7J/pdb

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


• Deposited: 2001-05-16 Released: 2003-07-29 
• Deposition Author(s): Lee, C.C., Focia, P.J., Spraggon, G., Eakin, A.E.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.237 
• R-Value Work: 0.210 

Starting Model: experimental

Literature

Crystal Structure of the HPRT from Salmonella Typhimurium at 2.3 A Resolution

Lee, C.C., Focia, P.J., Spraggon, G., Eakin, A.E.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Biological Assembly 3  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 3 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 40.24 kDa 
• Atom Count: 2,732 
• Modelled Residue Count: 327 
• Deposited Residue Count: 356 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
hypoxanthine phosphoribosyltransferase	A, B	178	Salmonella enterica subsp. enterica serovar Typhimurium	Mutation(s): 0  Gene Names: hpt EC: 2.4.2.8
UniProt
Find proteins for O33799 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore O33799  Go to UniProtKB:  O33799

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MG	C [auth A], D [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.237 
• R-Value Work: 0.210 
• Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 83.897	α = 90
b = 83.897	β = 90
c = 168.752	γ = 120

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing
CNS	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2003-07-29 
Deposition Author(s): Lee, C.C., Focia, P.J., Spraggon, G., Eakin, A.E.

Revision History  

• Version 1.0: 2003-07-29
  Type: Initial release
  
• Version 1.1: 2008-04-27
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.3: 2023-08-16
  Changes: Data collection, Database references, Derived calculations, Refinement description