6pzf

X-ray diffraction
2.8Å resolution

Crystal structure of human NA-63 Fab in complex with neuraminidase from A/Hunan/02650/2016(H7N9)

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:
hetero dodecamer (preferred)
PDBe Complex ID:
PDB-CPX-232190 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (5 distinct):
Neuraminidase Chains: A, B
Molecule details ›
Chains: A, B
Length: 393 amino acids
Theoretical weight: 43.98 KDa
Source organism: Influenza A virus (A/Shanghai/02/2013(H7N9))
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: R4NFR6 (Residues: 76-465; Coverage: 84%)
Gene name: NA
Sequence domains: Neuraminidase
NA-63 Fab light chain Chains: E, L
Molecule details ›
Chains: E, L
Length: 216 amino acids
Theoretical weight: 23.55 KDa
Source organism: Homo sapiens
Expression system: Cricetulus griseus
NA-63 Fab heavy chain Chains: F, H
Molecule details ›
Chains: F, H
Length: 228 amino acids
Theoretical weight: 24.49 KDa
Source organism: Homo sapiens
Expression system: Cricetulus griseus

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: APS BEAMLINE 23-ID-D
Spacegroup: P4212
Unit cell:
a: 164.576Å b: 164.576Å c: 192.575Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.206 0.203 0.249
Expression systems:
  • Spodoptera frugiperda
  • Cricetulus griseus