2qwd

X-ray diffraction
2Å resolution

THE X-RAY STRUCTURE OF A COMPLEX OF 4-AMINO-NEU5AC2EN AND A DRUG RESISTANT VARIANT R292K OF TERN N9 INFLUENZA VIRUS NEURAMINIDASE

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-137058 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (3 distinct):
Neuraminidase Chain: A
Molecule details ›
Chain: A
Length: 388 amino acids
Theoretical weight: 43.7 KDa
Source organism: Influenza A virus
UniProt:
  • Canonical: P03472 (Residues: 83-470; Coverage: 83%)
Gene name: NA
Sequence domains: Neuraminidase
Structure domains: Neuraminidase

Ligands and Environments

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

Experiments and Validation Details

Entry percentile scores
X-ray source: MACSCIENCE M18X
Spacegroup: I432
Unit cell:
a: 180.9Å b: 180.9Å c: 180.9Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.165 0.165 not available