› 1dnx

X-ray diffraction
1.7Å resolution

RNA/DNA DODECAMER R(G)D(CGTATACGC) WITH MAGNESIUM BINDING SITES

Released:
DOI: 10.2210/pdb1dnx/pdb
PDB entry 1dnx coloured by chain, front view.
PDB entry 1dnx coloured by chain, side view.
PDB entry 1dnx coloured by chain, top view.
Source organism: Synthetic construct
Primary publication:
Hexahydrated magnesium ions bind in the deep major groove and at the outer mouth of A-form nucleic acid duplexes.
Robinson H, Gao YG, Sanishvili R, Joachimiak A, Wang AH
Nucleic Acids Res 28 1760-6 (2000)
PMID: 10734195

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-113062 (preferred)
Entry contents:
1 distinct DNA/RNA hybrid molecule
Macromolecule:
DNA/RNA (5'-R(*GP)-D(*CP*GP*TP*AP*TP*AP*CP*GP*C)-3') Chains: A, B
Molecule details ›
Chains: A, B
Length: 10 nucleotides
Theoretical weight: 3.06 KDa
Source organism: Synthetic construct
Expression system: Not provided

Ligands and Environments

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

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P212121
Unit cell:
a: 26.188Å b: 41.944Å c: 43.323Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.195 0.195 0.243
Expression system: Not provided

Quick links

Citations

6 review citations

Physiological functions of mineral macronutrients.
Maathuis FJ. (2009)
5 more

1 mention without citation

Hexahydrated magnesium ions bind in the deep major groove and at the outer mouth of A-form nucleic acid duplexes.
Robinson et al. (2000)