2HI1 | pdb_00002hi1

The structure of a putative 4-hydroxythreonine-4-phosphate dehydrogenase from Salmonella typhimurium.

• PDB DOI: https://doi.org/10.2210/pdb2HI1/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Salmonella enterica subsp. enterica serovar Typhimurium str. LT2
• Expression System: Escherichia coli BL21
• Mutation(s): Yes 


• Deposited: 2006-06-28 Released: 2006-07-25 
• Deposition Author(s): Cuff, M.E., Quartey, P., Holzle, D., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 
  0.266 (Depositor), 0.265 (DCC) 
• R-Value Work: 
  0.187 (Depositor), 0.187 (DCC) 
• R-Value Observed: 
  0.191 (Depositor) 

Literature

The structure of a putative 4-hydroxythreonine-4-phosphate dehydrogenase from Salmonella typhimurium.

Cuff, M.E., Quartey, P., Holzle, D., 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: 71.51 kDa 
• Atom Count: 5,313 
• Modeled Residue Count: 646 
• Deposited Residue Count: 660 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
4-hydroxythreonine-4-phosphate dehydrogenase 2	A, B	330	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 8  Gene Names: pdxA2 EC: 1.1.1.262 (PDB Primary Data), 1.1.1.408 (UniProt)
UniProt
Find proteins for P58718 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P58718  Go to UniProtKB:  P58718

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free:  0.266 (Depositor), 0.265 (DCC) 
• R-Value Work:  0.187 (Depositor), 0.187 (DCC) 
• R-Value Observed: 0.191 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 77.66	α = 90
b = 92.892	β = 90
c = 101.328	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
SHELX	phasing
autoSHARP	phasing
ARP/wARP	model building
Coot	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-07-25 
Deposition Author(s): Cuff, M.E., Quartey, P., Holzle, D., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2006-07-25
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Source and taxonomy, Version format compliance
• Version 1.3: 2024-10-09
  Changes: Data collection, Database references, Derived calculations, Structure summary