6bjv

X-ray diffraction
2.2Å resolution

CIRV p19 protein in complex with siRNA

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct RNA molecules
Macromolecules (3 distinct):
RNA silencing suppressor p19 Chains: A, B
Molecule details ›
Chains: A, B
Length: 172 amino acids
Theoretical weight: 19.36 KDa
Source organism: Carnation Italian ringspot virus
Expression system: Escherichia coli
UniProt:
  • Canonical: Q66104 (Residues: 1-172; Coverage: 100%)
Gene name: ORF4
Sequence domains: Tombusvirus P19 core protein
RNA (5'-R(P*UP*CP*GP*AP*AP*GP*UP*AP*UP*UP*CP*CP*GP*CP*GP*UP*AP*CP*GP*UP*U)-3') Chain: C
Molecule details ›
Chain: C
Length: 21 nucleotides
Theoretical weight: 6.67 KDa
Source organism: Lampyridae
Expression system: Not provided
RNA (5'-R(P*CP*GP*UP*AP*CP*GP*CP*GP*GP*AP*AP*UP*AP*CP*UP*UP*CP*GP*AP*UP*U)-3') Chain: D
Molecule details ›
Chain: D
Length: 21 nucleotides
Theoretical weight: 6.69 KDa
Source organism: Lampyridae
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL12-2
Spacegroup: P1
Unit cell:
a: 46.586Å b: 46.997Å c: 54.883Å
α: 109.44° β: 111.11° γ: 96.78°
R-values:
R R work R free
0.262 0.26 0.297
Expression systems:
  • Escherichia coli
  • Not provided