4qn7

X-ray diffraction
2.3Å resolution

Crystal structure of neuramnidase N7 complexed with Oseltamivir

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:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-173129 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (3 distinct):
Neuraminidase Chains: A, B
Molecule details ›
Chains: A, B
Length: 390 amino acids
Theoretical weight: 42.96 KDa
Source organism: Influenza A virus (A/mallard/ALB/196/1996(H10N7))
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q20R18 (Residues: 81-470; Coverage: 83%)
Gene name: NA
Sequence domains: Neuraminidase
Structure domains: Neuraminidase

Ligands and Environments

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

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U
Spacegroup: P4212
Unit cell:
a: 115.524Å b: 115.524Å c: 121.692Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.169 0.167 0.207
Expression system: Spodoptera frugiperda