1hqk

X-ray diffraction
1.6Å resolution

Function and Biology Details

Reaction catalysed:
1-deoxy-L-glycero-tetrulose 4-phosphate + 5-amino-6-(D-ribitylamino)uracil = 6,7-dimethyl-8-(D-ribityl)lumazine + 2 H(2)O + phosphate
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo 60-mer (preferred)
PDBe Complex ID:
PDB-CPX-130334 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
6,7-dimethyl-8-ribityllumazine synthase Chains: A, B, C, D, E
Molecule details ›
Chains: A, B, C, D, E
Length: 154 amino acids
Theoretical weight: 16.73 KDa
Source organism: Aquifex aeolicus
Expression system: Escherichia coli
UniProt:
  • Canonical: O66529 (Residues: 1-154; Coverage: 100%)
Gene names: aq_132, ribH
Sequence domains: 6,7-dimethyl-8-ribityllumazine synthase
Structure domains: Lumazine/riboflavin synthase

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE X11
Spacegroup: I23
Unit cell:
a: 180.82Å b: 180.82Å c: 180.82Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.216 0.216 0.236
Expression system: Escherichia coli