› 1dcg

X-ray diffraction
1Å resolution

THE MOLECULAR STRUCTURE OF THE LEFT-HANDED Z-DNA DOUBLE HELIX AT 1.0 ANGSTROM ATOMIC RESOLUTION. GEOMETRY, CONFORMATION, AND IONIC INTERACTIONS OF D(CGCGCG)

Released:
DOI: 10.2210/pdb1dcg/pdb
PDB entry 1dcg coloured by chain, front view.
PDB entry 1dcg coloured by chain, side view.
PDB entry 1dcg coloured by chain, top view.
Source organism: Synthetic construct
Primary publication:
The molecular structure of the left-handed Z-DNA double helix at 1.0-A atomic resolution. Geometry, conformation, and ionic interactions of d(CGCGCG).
Gessner RV, Frederick CA, Quigley GJ, Rich A, Wang AH
J Biol Chem 264 7921-35 (1989)
PMID: 2722771

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-113667 (preferred)
Entry contents:
1 distinct DNA molecule
Macromolecule:
DNA (5'-D(*CP*GP*CP*GP*CP*G)-3') Chains: A, B
Molecule details ›
Chains: A, B
Length: 6 nucleotides
Theoretical weight: 1.81 KDa
Source organism: Synthetic construct
Expression system: Not provided

Ligands and Environments

1 bound ligand:
Ligand MG 4 x MG
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P212121
Unit cell:
a: 18.01Å b: 31.03Å c: 44.8Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.175 not available not available
Expression system: Not provided

Quick links

Citations

7 review citations

DNA secondary structures: stability and function of G-quadruplex structures.
Bochman et al. (2012)
6 more

9 mentions without citation

Structure and Formation of Z-DNA and Z-RNA.
Krall et al. (2023)
8 more