2vo8

X-ray diffraction
1.7Å resolution

Cohesin module from Clostridium perfringens ATCC13124 family 33 glycoside hydrolase.

Released:
Source organism: Clostridium perfringens
Primary publication:
Structural basis of Clostridium perfringens toxin complex formation.
Proc Natl Acad Sci U S A 105 12194-9 (2008)
PMID: 18716000

Function and Biology Details

Reaction catalysed:
Hydrolysis of alpha-(2->3)-, alpha-(2->6)-, alpha-(2->8)- glycosidic linkages of terminal sialic acid residues in oligosaccharides, glycoproteins, glycolipids, colominic acid and synthetic substrates.
Biochemical function:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-493741 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
exo-alpha-sialidase Chain: A
Molecule details ›
Chain: A
Length: 143 amino acids
Theoretical weight: 15.38 KDa
Source organism: Clostridium perfringens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: A0A0H2YT71 (Residues: 939-1081; Coverage: 12%)
Gene names: CPF_0532, nanJ
Structure domains: Immunoglobulin-like

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-002
Spacegroup: P4322
Unit cell:
a: 38.088Å b: 38.088Å c: 174.851Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.217 0.214 0.258
Expression system: Escherichia coli BL21(DE3)