X-ray diffraction
1.6Å resolution

Structure of poxvirus K7 protein in complex with RNA helicase DDX3


Function and Biology Details

Reaction catalysed:
ATP + H(2)O = ADP + phosphate
Biochemical function:
Cellular component:
  • not assigned

Structure analysis Details

Assemblies composition:
Non-polymer only dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Protein K7 Chains: A, B
Molecule details ›
Chains: A, B
Length: 149 amino acids
Theoretical weight: 17.68 KDa
Source organism: Vaccinia virus WR
Expression system: Escherichia coli
  • Canonical: P68466 (Residues: 1-149; Coverage: 100%)
Gene names: K7R, VACWR039
Sequence domains: dsDNA Poxvirus
Structure domains: dsDNA poxvirus
ATP-dependent RNA helicase DDX3X Chains: C, D, E
Molecule details ›
Chains: C, D, E
Length: 20 amino acids
Theoretical weight: 2.16 KDa
Source organism: Homo sapiens
Expression system: Not provided
  • Canonical: O00571 (Residues: 71-90; Coverage: 3%)
Gene names: DBX, DDX3, DDX3X

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM14
Spacegroup: C2
Unit cell:
a: 90.889Å b: 69.529Å c: 65.626Å
α: 90° β: 122.17° γ: 90°
R R work R free
0.143 0.141 0.19
Expression systems:
  • Escherichia coli
  • Not provided