PDBe 1w18

X-ray diffraction
2.5Å resolution

Crystal Structure of levansucrase from Gluconacetobacter diazotrophicus


Function and Biology Details

Reaction catalysed:
Sucrose + (6)-beta-D-fructofuranosyl-(2->)(n) alpha-D-glucopyranoside = glucose + (6)-beta-D-fructofuranosyl-(2->)(n+1) alpha-D-glucopyranoside. 
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Levansucrase Chains: A, B
Molecule details ›
Chains: A, B
Length: 493 amino acids
Theoretical weight: 53.98 KDa
Source organism: Gluconacetobacter diazotrophicus
  • Canonical: Q43998 (Residues: 62-554; Coverage: 89%)
Gene name: lsdA
Sequence domains: Levansucrase/Invertase
Structure domains: Glycosyl hydrolase domain; family 43

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-1
Spacegroup: P212121
Unit cell:
a: 53.803Å b: 119.391Å c: 215.101Å
α: 90° β: 90° γ: 90°
R R work R free
0.2 0.197 0.25