4h52

X-ray diffraction
1.8Å resolution

Wild-type influenza N2 neuraminidase covalent complex with 3-fluoro-Neu5Ac

Released:

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:

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-172754 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (3 distinct):
Neuraminidase Chains: A, B
Molecule details ›
Chains: A, B
Length: 388 amino acids
Theoretical weight: 43.05 KDa
Source organism: Influenza A virus (A/RI/5+/1957(H2N2))
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q194T1 (Residues: 82-469; Coverage: 83%)
Gene name: NA
Sequence domains: Neuraminidase
Structure domains: Neuraminidase

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG
Carbohydrate polymer : NEW Components: NAG, BMA, MAN
2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-17A
Spacegroup: C2221
Unit cell:
a: 114.698Å b: 139.704Å c: 140.07Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.152 0.151 0.175
Expression system: Spodoptera frugiperda