PDBe 1gu1

X-ray diffraction
1.8Å resolution

Crystal structure of type II dehydroquinase from Streptomyces coelicolor complexed with 2,3-anhydro-quinic acid


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo 12-mer (preferred)
Entry contents:
1 distinct polypeptide molecule
3-dehydroquinate dehydratase Chains: A, B, C, D, E, F, G, H, I, J, K, L
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L
Length: 156 amino acids
Theoretical weight: 16.57 KDa
Source organism: Streptomyces coelicolor
Expression system: Escherichia coli BL21
  • Canonical: P15474 (Residues: 2-157; Coverage: 99%)
Gene names: SCC54.21c, SCO1961, aroQ
Sequence domains: Dehydroquinase class II
Structure domains: Dehydroquinase, class II

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SRS BEAMLINE PX9.6
Spacegroup: P212121
Unit cell:
a: 113.6Å b: 138.4Å c: 141.5Å
α: 90° β: 90° γ: 90°
R R work R free
0.155 0.155 0.2
Expression system: Escherichia coli BL21