X-ray diffraction
1.8Å resolution

Crystal structure of the measles virus phosphoprotein XD domain


Function and Biology Details

Reaction catalysed:
Nucleoside triphosphate + RNA(n) = diphosphate + RNA(n+1)
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Phosphoprotein Chain: A
Molecule details ›
Chain: A
Length: 56 amino acids
Theoretical weight: 6.89 KDa
Source organism: Measles morbillivirus
Expression system: Escherichia coli
  • Canonical: P03422 (Residues: 459-507; Coverage: 10%)
Gene name: P/V
Structure domains: DNA helicase RuvA subunit, C-terminal domain

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-2
Spacegroup: P3221
Unit cell:
a: 50.109Å b: 50.109Å c: 47.127Å
α: 90° β: 90° γ: 120°
R R work R free
0.2 0.198 0.239
Expression system: Escherichia coli