› 1yfx

X-ray diffraction
2Å resolution

Crystal structure of 3-hydroxyanthranilate-3,4-dioxygenase from Ralstonia metallidurans complexed with 4-chloro-3-hydroxyanthranilic acid and NO

Released:
DOI: 10.2210/pdb1yfx/pdb
PDB 1yfx coloured by chain and viewed from the front.
PDB 1yfx coloured by chain and viewed from the side.
PDB 1yfx coloured by chain and viewed from the top.
Source organism: Cupriavidus metallidurans
Primary publication:
Structural studies on 3-hydroxyanthranilate-3,4-dioxygenase: the catalytic mechanism of a complex oxidation involved in NAD biosynthesis.
Zhang Y, Colabroy KL, Begley TP, Ealick SE
Biochemistry 44 7632-43 (2005)
PMID: 15909978

Function and Biology Details

Reaction catalysed: 
3-hydroxyanthranilate + O(2) = 2-amino-3-carboxymuconate semialdehyde
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
3-hydroxyanthranilate 3,4-dioxygenase Chain: A
Molecule details ›
Chain: A
Length: 174 amino acids
Theoretical weight: 20.06 KDa
Source organism: Cupriavidus metallidurans
Expression system: Escherichia coli
UniProt:
  • Canonical: Q1LCS4 (Residues: 1-174; Coverage: 100%)
Gene names: Rmet_5193, nbaC
Sequence domains: 3-hydroxyanthranilic acid dioxygenase
Structure domains: Jelly Rolls

Ligands and Environments

4 bound ligands:
Ligand FE 2 x FE
Ligand NO 1 x NO
Ligand TRS 1 x TRS
Ligand 4AA 1 x 4AA
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 8-BM
Spacegroup: P6522
Unit cell:
a: 57.9Å b: 57.9Å c: 230.6Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.244 0.244 0.291
Expression system: Escherichia coli

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Citations

18 review citations

A Compendium of the Most Promising Synthesized Organic Compounds against Several Fusarium oxysporum Species: Synthesis, Antifungal Activity, and Perspectives.
Borrego-Muñoz et al. (2021)
17 more

2 mentions without citation

Crystal structures of YkuI and its complex with second messenger cyclic Di-GMP suggest catalytic mechanism of phosphodiester bond cleavage by EAL domains.
Minasov et al. (2009)
1 more