2ozn

X-ray diffraction
1.6Å resolution

The Cohesin-Dockerin Complex of NagJ and NagH from Clostridium perfringens

Released:

Function and Biology Details

Reactions catalysed:
[Protein]-3-O-(N-acetyl-beta-D-glucosaminyl)-L-serine + H(2)O = [protein]-L-serine + N-acetyl-D-glucosamine
Random hydrolysis of (1->4)-linkages between N-acetyl-beta-D-glucosamine and D-glucuronate residues in hyaluronate
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-150858 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
O-GlcNAcase NagJ Chain: A
Molecule details ›
Chain: A
Length: 165 amino acids
Theoretical weight: 17.49 KDa
Source organism: Clostridium perfringens ATCC 13124
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q0TR53 (Residues: 768-909; Coverage: 15%)
Gene names: CPF_1442, nagJ
Sequence domains: Cohesin domain
Structure domains: Immunoglobulin-like
Hyaluronoglucosaminidase Chain: B
Molecule details ›
Chain: B
Length: 140 amino acids
Theoretical weight: 15.51 KDa
Source organism: Clostridium perfringens
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P26831 (Residues: 1498-1628; Coverage: 8%)
Gene names: CPE0191, nagH
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X8C
Spacegroup: P212121
Unit cell:
a: 35.487Å b: 74.59Å c: 94.791Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.211 0.204 0.246
Expression system: Escherichia coli BL21