X-ray diffraction
3Å resolution

Crystal structure of the guide-strand-containing Argonaute protein silencing complex


Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
1 distinct DNA molecule
Macromolecules (2 distinct):
Piwi domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 685 amino acids
Theoretical weight: 76.73 KDa
Source organism: Thermus thermophilus HB27
Expression system: Escherichia coli
  • Canonical: Q746M7 (Residues: 1-685; Coverage: 100%)
Gene name: TT_P0026
Sequence domains:
Structure domains:
Molecule details ›
Chains: X, Y
Length: 21 nucleotides
Theoretical weight: 6.59 KDa
Source organism: Thermus thermophilus HB27
Expression system: Not provided

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 24-ID-C
Spacegroup: P212121
Unit cell:
a: 74.744Å b: 114.629Å c: 175.689Å
α: 90° β: 90° γ: 90°
R R work R free
0.226 0.226 0.284
Expression systems:
  • Escherichia coli
  • Not provided