› 4unx

X-ray diffraction
3.2Å resolution

Structure of the A_Equine_Newmarket_2_93 H3 haemagglutinin in complex with 3SLN

Released:
DOI: 10.2210/pdb4unx/pdb
PDB entry 4unx coloured by chain, front view.
PDB entry 4unx coloured by chain, side view.
PDB entry 4unx coloured by chain, top view.
Source organism: Influenza A virus (A/eq/Newmarket/93/(H3N8))
Primary publication:
Recent evolution of equine influenza and the origin of canine influenza.
Collins PJ, Vachieri SG, Haire LF, Ogrodowicz RW, Martin SR, Walker PA, Xiong X, Gamblin SJ, Skehel JJ
Proc Natl Acad Sci U S A 111 11175-80 (2014)
PMID: 25024224

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-165228 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (7 distinct):
Hemagglutinin Chains: A, C, E
Molecule details ›
Chains: A, C, E
Length: 323 amino acids
Theoretical weight: 35.87 KDa
Source organism: Influenza A virus (A/eq/Newmarket/93/(H3N8))
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q82847 (Residues: 22-344; Coverage: 94%)
Gene name: HAI
Sequence domains: Haemagglutinin
Structure domains: Hemagglutinin (Ha1 Chain); Chain: A; domain 1
H3 HAEMAGGLUTININ HA2 CHAIN Chains: B, D, F
Molecule details ›
Chains: B, D, F
Length: 173 amino acids
Theoretical weight: 19.97 KDa
Source organism: Influenza A virus (A/eq/Newmarket/93/(H3N8))
Expression system: Spodoptera frugiperda
Structure domains: Hemagglutinin Ectodomain; Chain B

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG
Carbohydrate polymer
Carbohydrate polymer : NEW Components: NAG, BMA, MAN
Carbohydrate polymer
Carbohydrate polymer : NEW Components: NAG, SIA, GAL
Carbohydrate polymer
Carbohydrate polymer : NEW Components: NAG, FUC
Carbohydrate polymer
Carbohydrate polymer : NEW Components: NAG, BMA, MAN
Carbohydrate polymer
2 bound ligands:
Ligand NAG 5 x NAG
Ligand SIA 2 x SIA
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I04
Spacegroup: P212121
Unit cell:
a: 100.485Å b: 102.247Å c: 228.371Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.321 0.319 0.354
Expression system: Spodoptera frugiperda

Quick links

Citations

9 review citations

Influenza virus reservoirs and intermediate hosts: dogs, horses, and new possibilities for influenza virus exposure of humans.
Parrish et al. (2015)
8 more