› 3wzy

X-ray diffraction
1.55Å resolution

S266A mutant 3-isopropylmalate dehydrogenase from Shewanella oneidensis MR-1 at 580MPa - complex with IPM and Mg

Released:
DOI: 10.2210/pdb3wzy/pdb
PDB entry 3wzy coloured by chain, front view.
PDB entry 3wzy coloured by chain, side view.
PDB entry 3wzy coloured by chain, top view.
Source organism: Shewanella oneidensis MR-1
Entry authors: Nagae T, Watanabe N

Function and Biology Details

Reaction catalysed: 
(1a) (2R,3S)-3-isopropylmalate + NAD(+) = (2S)-2-isopropyl-3-oxosuccinate + NADH
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-184326 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
3-isopropylmalate dehydrogenase Chain: A
Molecule details ›
Chain: A
Length: 375 amino acids
Theoretical weight: 40.67 KDa
Source organism: Shewanella oneidensis MR-1
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8E9N3 (Residues: 2-364; Coverage: 100%)
Gene names: SO_4235, leuB
Sequence domains: Isocitrate/isopropylmalate dehydrogenase
Structure domains: Isopropylmalate Dehydrogenase

Ligands and Environments

2 bound ligands:
Ligand IPM 1 x IPM
Ligand MG 1 x MG
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE AR-NW12A
Spacegroup: C2
Unit cell:
a: 102.314Å b: 57.417Å c: 75.362Å
α: 90° β: 118.81° γ: 90°
R-values:
R R work R free
0.187 0.185 0.222
Expression system: Escherichia coli

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