PDBe 2wlf

X-ray diffraction
2.35Å resolution

Crystallographic analysis of the polysialic acid O-acetyltransferase OatWY


Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Polysialic acid O-acetyltransferase Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 215 amino acids
Theoretical weight: 23.73 KDa
Source organism: Neisseria meningitidis serogroup Y
Expression system: Escherichia coli
  • Canonical: Q93S40 (Residues: 1-215; Coverage: 100%)
Gene names: oatWY, siaD
Sequence domains: Bacterial transferase hexapeptide (six repeats)
Structure domains: Hexapeptide repeat proteins

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 4.2.2
Spacegroup: P222
Unit cell:
a: 78.855Å b: 94.656Å c: 100.829Å
α: 90° β: 90° γ: 90°
R R work R free
0.185 0.183 0.231
Expression system: Escherichia coli