PDBe 3j26

Electron Microscopy
3.5Å resolution

The 3.5 A resolution structure of the Sputnik virophage by cryo-EM

Released:
Source organism: Sputnik virophage
Primary publication:
Structure of Sputnik, a virophage, at 3.5-A resolution.
Proc. Natl. Acad. Sci. U.S.A. (2012)
PMID: 23091035
Related structures: EMD-5495

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assemblies composition:
hetero 840-mer (preferred)
hetero 14-mer
hetero 70-mer
hetero 84-mer
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Putative capsid protein V20 Chains: A, B, C, D, E, F, G, H, I, J, K, L, M
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L, M
Length: 508 amino acids
Theoretical weight: 56.25 KDa
Source organism: Sputnik virophage
UniProt:
  • Canonical: B4YNG0 (Residues: 1-508; Coverage: 85%)
Gene name: ORF20
Minor virion protein Chain: N
Molecule details ›
Chain: N
Length: 378 amino acids
Theoretical weight: 42.7 KDa
Source organism: Sputnik virophage
UniProt:
  • Canonical: I0CES9 (Residues: 1-378; Coverage: 100%)
Gene name: Sputnik3_R18

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.5Å
Relevant EMDB volumes: EMD-5495