› 197d

X-ray diffraction
2.19Å resolution

ORTHORHOMBIC CRYSTAL STRUCTURE OF THE A-DNA OCTAMER D(GTACGTAC). COMPARISON WITH THE TETRAGONAL STRUCTURE

Released:
DOI: 10.2210/pdb197d/pdb
PDB entry 197d coloured by chain, front view.
PDB entry 197d coloured by chain, side view.
PDB entry 197d coloured by chain, top view.
Source organism: Synthetic construct
Primary publication:
Orthorhombic crystal structure of the A-DNA octamer d(GTACGTAC). Comparison with the tetragonal structure.
Langlois d'Estaintot B, Dautant A, Courseille C, Precigoux G
Eur J Biochem 213 673-82 (1993)
PMID: 8477741

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-113375 (preferred)
Entry contents:
1 distinct DNA molecule
Macromolecule:
DNA (5'-D(*GP*TP*AP*CP*GP*TP*AP*C)-3') Chains: A, B
Molecule details ›
Chains: A, B
Length: 8 nucleotides
Theoretical weight: 2.43 KDa
Source organism: Synthetic construct
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SIEMENS
Spacegroup: P21212
Unit cell:
a: 38.605Å b: 50.824Å c: 21.74Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.161 not available not available
Expression system: Not provided

Quick links

Citations

5 citation in other articles

Optimization of the CHARMM additive force field for DNA: Improved treatment of the BI/BII conformational equilibrium.
Hart et al. (2012)
4 more

1 mention without citation

Base pairing and structural insights into the 5-formylcytosine in RNA duplex.
Wang et al. (2016)