PDBe 3gvj

X-ray diffraction
1.48Å resolution

Crystal structure of an endo-neuraminidaseNF mutant


Function and Biology Details

Reaction catalysed:
Endohydrolysis of (2->8)-alpha-sialosyl linkages in oligo- or poly(sialic) acids. 
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Tail spike protein Chain: A
Molecule details ›
Chain: A
Length: 670 amino acids
Theoretical weight: 74.46 KDa
Source organism: Enterobacteria phage K1F
Expression system: Escherichia coli
  • Canonical: Q04830 (Residues: 246-910; Coverage: 63%)
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BESSY BEAMLINE 14.2
Spacegroup: R3
Unit cell:
a: 119.09Å b: 119.09Å c: 175.98Å
α: 90° β: 90° γ: 120°
R R work R free
0.195 0.194 0.216
Expression system: Escherichia coli