› 4r45

X-ray diffraction
1.9Å resolution

Racemic crystal structure of a bimolecular DNA G-quadruplex (P-1)

Released:
DOI: 10.2210/pdb4r45/pdb
PDB entry 4r45 coloured by chain, front view.
PDB entry 4r45 coloured by chain, side view.
PDB entry 4r45 coloured by chain, top view.
Source organism: synthetic construct
Primary publication:
Racemic DNA crystallography.
Mandal PK, Collie GW, Kauffmann B, Huc I
Angew Chem Int Ed Engl 53 14424-7 (2014)
PMID: 25358289

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-118065 (preferred)
Entry contents:
1 distinct DNA molecule
Macromolecule:
5'-D(*GP*GP*GP*GP*TP*TP*TP*TP*GP*GP*GP*G)-3' Chains: A, B
Molecule details ›
Chains: A, B
Length: 12 nucleotides
Theoretical weight: 3.81 KDa
Source organism: synthetic construct
Expression system: Not provided

Ligands and Environments

1 bound ligand:
Ligand K 5 x K
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU
Unit cell:
a: 27.646Å b: 28.3Å c: 45.719Å
α: 104.5° β: 94.19° γ: 113.42°
R-values:
R R work R free
0.288 0.286 0.34
Expression system: Not provided

Quick links

Citations

1 review citation

IonoBiology: The functional dynamics of the intracellular metallome, with lessons from bacteria.
Galera-Laporta et al. (2021)
10 other articles

1 mention without citation

Predicting Site-Binding Modes of Ions and Water to Nucleic Acids Using Molecular Solvation Theory.
Giambaşu et al. (2019)