3k3a

X-ray diffraction
2.59Å resolution

Crystal Structure of B/Perth Neuraminidase D197E mutant in complex 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-174776 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Neuraminidase Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P
Length: 397 amino acids
Theoretical weight: 43.84 KDa
Source organism: Influenza B virus (B/Perth/211/2001)
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q3S340 (Residues: 70-466; Coverage: 85%)
Gene name: NA
Sequence domains: Neuraminidase
Structure domains: Neuraminidase

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-17A
Spacegroup: P1
Unit cell:
a: 111.802Å b: 123.836Å c: 123.967Å
α: 90.04° β: 90.17° γ: 90.1°
R-values:
R R work R free
0.208 0.207 0.229
Expression system: Spodoptera frugiperda