2vng

X-ray diffraction
1.4Å resolution

Family 51 carbohydrate binding module from a family 98 glycoside hydrolase produced by Clostridium perfringens in complex with blood group A-trisaccharide ligand.

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-570860 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Glycosyl hydrolase family 98 putative carbohydrate-binding module domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 180 amino acids
Theoretical weight: 19.88 KDa
Source organism: Clostridium perfringens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q8XNK4 (Residues: 27-206; Coverage: 23%)
Gene name: CPE0329
Sequence domains: NPCBM/NEW2 domain
Structure domains: NPCBM/NEW2 domain

Ligands and Environments

Carbohydrate polymer : NEW Components: GAL, FUC, A2G
1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-002
Spacegroup: P21212
Unit cell:
a: 69.683Å b: 98.754Å c: 49.241Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.187 0.184 0.235
Expression system: Escherichia coli BL21(DE3)