› 1gqn

X-ray diffraction
1.78Å resolution

Native 3-dehydroquinase from Salmonella typhi

Released:
DOI: 10.2210/pdb1gqn/pdb
PDB entry 1gqn coloured by chain, front view.
PDB entry 1gqn coloured by chain, side view.
PDB entry 1gqn coloured by chain, top view.
Source organism: Salmonella enterica subsp. enterica serovar Typhi
Primary publication:
Comparison of different crystal forms of 3-dehydroquinase from Salmonella typhi and its implication for the enzyme activity.
Lee WH, Perles LA, Nagem RA, Shrive AK, Hawkins A, Sawyer L, Polikarpov I
Acta Crystallogr D Biol Crystallogr 58 798-804 (2002)
PMID: 11976491

Function and Biology Details

Reaction catalysed: 
3-dehydroquinate = 3-dehydroshikimate + H(2)O
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-150271 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
3-dehydroquinate dehydratase Chain: A
Molecule details ›
Chain: A
Length: 252 amino acids
Theoretical weight: 27.65 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhi
Expression system: Escherichia coli
UniProt:
  • Canonical: P24670 (Residues: 1-252; Coverage: 100%)
Gene names: STY1760, aroD, t1231
Sequence domains: Type I 3-dehydroquinase
Structure domains: Aldolase class I

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE X31
Spacegroup: P21212
Unit cell:
a: 48.78Å b: 112.33Å c: 42.94Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.199 0.199 0.247
Expression system: Escherichia coli

Quick links

Citations

1 review citation

Understanding the fabric of protein crystals: computational classification of biological interfaces and crystal contacts.
Capitani et al. (2016)
8 other articles

4 mentions without citation

Protein-protein interaction site predictions with three-dimensional probability distributions of interacting atoms on protein surfaces.
Chen et al. (2012)
3 more