› 3ec7

X-ray diffraction
2.15Å resolution

Crystal Structure of Putative Dehydrogenase from Salmonella typhimurium LT2

Released:
DOI: 10.2210/pdb3ec7/pdb
PDB entry 3ec7 coloured by chain, front view.
PDB entry 3ec7 coloured by chain, side view.
PDB entry 3ec7 coloured by chain, top view.
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium str. LT2
Entry authors: Kim Y, Evdokimova E, Kudritska M, Savchenko A, Edwards A, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Reaction catalysed: 
Myo-inositol + NAD(+) = 2,4,6/3,5-pentahydroxycyclohexanone + NADH
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assemblies composition:
homo tetramer (preferred)
homo dimer
Assembly name:
PDBe Complex ID:
PDB-CPX-187225 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Inositol 2-dehydrogenase Chains: A, B, C, D, E, F, G, H
Molecule details ›
Chains: A, B, C, D, E, F, G, H
Length: 357 amino acids
Theoretical weight: 40.16 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium str. LT2
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8ZK57 (Residues: 1-336; Coverage: 100%)
Gene names: STM4425, iolG
Sequence domains:
Structure domains:

Ligands and Environments


Cofactor: Ligand NAD 8 x NAD
4 bound ligands:
Ligand EPE 8 x EPE
Ligand ACY 2 x ACY
Ligand EDO 5 x EDO
Ligand K 2 x K
1 modified residue:
Ligand MSE 72 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P1
Unit cell:
a: 81.001Å b: 98.981Å c: 105.79Å
α: 88.05° β: 81.78° γ: 89.92°
R-values:
R R work R free
0.179 0.176 0.231
Expression system: Escherichia coli

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