X-ray diffraction
1.96Å resolution

Crystal structure of Csm6 in complex with cyclic-tetraadenylates (cA4) by cocrystallization of Csm6 and cA4


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Csm6 Chains: A, B
Molecule details ›
Chains: A, B
Length: 440 amino acids
Theoretical weight: 49.8 KDa
Source organism: Thermococcus onnurineus
Expression system: Escherichia coli
  • Canonical: B6YWC3 (Residues: 1-432; Coverage: 100%)
Gene name: TON_0898
Sequence domains: CRISPR-associated (Cas) DxTHG family

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 24-ID-C
Spacegroup: C2221
Unit cell:
a: 103.451Å b: 163.963Å c: 111.105Å
α: 90° β: 90° γ: 90°
R R work R free
0.211 0.206 0.255
Expression system: Escherichia coli