4c0y

Electron Microscopy
16Å resolution

Cryo-EM reconstruction of empty enterovirus 71 in complex with a neutralizing antibody E18

Released:
Source organisms:
Primary publication:
Neutralizing antibodies can initiate genome release from human enterovirus 71.
Proc Natl Acad Sci U S A 111 2134-9 (2014)
PMID: 24469789
Related structures: EMD-2434

Function and Biology Details

Reactions catalysed:
Nucleoside triphosphate + RNA(n) = diphosphate + RNA(n+1)
Selective cleavage of Gln-|-Gly bond in the poliovirus polyprotein. In other picornavirus reactions Glu may be substituted for Gln, and Ser or Thr for Gly.
Selective cleavage of Tyr-|-Gly bond in picornavirus polyprotein.
NTP + H(2)O = NDP + phosphate
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero 300-mer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-109080 (preferred)
Entry contents:
5 distinct polypeptide molecules
Macromolecules (5 distinct):
VP1 Chain: A
Molecule details ›
Chain: A
Length: 298 amino acids
Theoretical weight: 32.83 KDa
Source organism: Enterovirus A71
UniProt:
  • Canonical: A9X4C2 (Residues: 566-863; Coverage: 14%)
Sequence domains: picornavirus capsid protein
VP2 Chain: B
Molecule details ›
Chain: B
Length: 254 amino acids
Theoretical weight: 27.8 KDa
Source organism: Enterovirus A71
UniProt:
  • Canonical: A9X4C2 (Residues: 70-323; Coverage: 12%)
Sequence domains: picornavirus capsid protein
VP3 Chain: C
Molecule details ›
Chain: C
Length: 242 amino acids
Theoretical weight: 26.52 KDa
Source organism: Enterovirus A71
UniProt:
  • Canonical: A9X4C2 (Residues: 324-565; Coverage: 11%)
Sequence domains: picornavirus capsid protein
FAB EV18 4 D6-1 F1 G9 Chain: X
Molecule details ›
Chain: X
Length: 217 amino acids
Theoretical weight: 18.49 KDa
Source organism: Mus musculus
FAB EV18 4 D6-1 F1 G9 Chain: Y
Molecule details ›
Chain: Y
Length: 220 amino acids
Theoretical weight: 18.74 KDa
Source organism: Mus musculus

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 16Å
Relevant EMDB volumes: EMD-2434