1VKN

Crystal structure of N-acetyl-gamma-glutamyl-phosphate reductase (TM1782) from Thermotoga maritima at 1.80 A resolution

• PDB DOI: https://doi.org/10.2210/pdb1VKN/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Thermotoga maritima
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2004-06-11 Released: 2004-06-22 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.212 
• R-Value Work: 0.178 
• R-Value Observed: 0.179 

Literature

Crystal structure of N-acetyl-gamma-glutamyl-phosphate reductase (TM1782) from Thermotoga maritima at 1.80 A resolution

Joint Center for Structural Genomics (JCSG)

To be published.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 159.46 kDa 
• Atom Count: 11,278 
• Modelled Residue Count: 1,351 
• Deposited Residue Count: 1,404 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
N-acetyl-gamma-glutamyl-phosphate reductase	A, B, C, D	351	Thermotoga maritima	Mutation(s): 9  Gene Names: ARGC, TM1782 EC: 1.2.1.38
UniProt
Find proteins for Q9X2A2 (Thermotoga maritima (strain ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826 / MSB8)) Explore Q9X2A2  Go to UniProtKB:  Q9X2A2

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.212 
• R-Value Work: 0.178 
• R-Value Observed: 0.179 
• Space Group: P 1 2₁ 1
• Diffraction Data: https://doi.org/10.18430/M31VKN

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 85.098	α = 90
b = 92.103	β = 112.76
c = 100.88	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHELXD	phasing
autoSHARP	phasing
REFMAC	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2004-06-22 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2004-06-22
  Type: Initial release
  
• Version 1.1: 2008-04-26
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Version format compliance
• Version 1.3: 2023-01-25
  Changes: Database references, Derived calculations
• Version 1.4: 2024-10-09
  Changes: Data collection, Structure summary