1yht

X-ray diffraction
2Å resolution

Function and Biology Details

Reaction catalysed:
Hydrolysis of terminal non-reducing N-acetyl-D-hexosamine residues in N-acetyl-beta-D-hexosaminides
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-182985 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Glycoside hydrolase family 20 catalytic domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 367 amino acids
Theoretical weight: 41.84 KDa
Source organism: Aggregatibacter actinomycetemcomitans
Expression system: Escherichia coli
UniProt:
  • Canonical: Q840G9 (Residues: 1-361; Coverage: 100%)
Gene name: dspB
Sequence domains: Glycosyl hydrolase family 20, catalytic domain
Structure domains: Glycosidases

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-2, null
Spacegroup: C2221
Unit cell:
a: 41.023Å b: 86.129Å c: 185.774Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.154 0.151 0.211
Expression system: Escherichia coli