1xam

X-ray diffraction
1.86Å resolution

Cobalt hexammine induced tautameric shift in Z-DNA: structure of d(CGCGCA).d(TGCGCG) in two crystal forms.

Released:

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
Non-polymer only dimer
homo hexamer (preferred)
Entry contents:
3 distinct DNA molecules
Macromolecules (3 distinct):
CGCGCA Chain: A
Molecule details ›
Chain: A
Length: 6 nucleotides
Theoretical weight: 1.79 KDa
Source organism: Synthetic construct
Expression system: Not provided
TGCGCG Chain: B
Molecule details ›
Chain: B
Length: 6 nucleotides
Theoretical weight: 1.83 KDa
Source organism: Synthetic construct
Expression system: Not provided
TG Chains: D, E
Molecule details ›
Chains: D, E
Length: 2 nucleotides
Theoretical weight: 588 Da
Source organism: Synthetic construct
Expression system: Not provided

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU300
Spacegroup: P65
Unit cell:
a: 35.588Å b: 35.588Å c: 44.518Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.295 0.273 0.346
Expression system: Not provided