2RF3 image
Deposition Date 2007-09-27
Release Date 2008-02-12
Last Version Date 2023-08-30
Entry Detail
PDB ID:
2RF3
Keywords:
DNA
Title:
Crystal Structure of Tricyclo-DNA: An Unusual Compensatory Change of Two Adjacent Backbone Torsion Angles
Biological Source:
Source Organism:
Method Details:
Experimental Method:
X-RAY DIFFRACTION
Resolution:
1.75 Å
R-Value Free:
0.22
R-Value Work:
0.17
R-Value Observed:
0.17
Space Group:
P 32
2RF3 validation report
Macromolecular Entities
Polymer Type:polydeoxyribonucleotide
Molecule:5'-d(CGCG(TCY)ATTCGCG)-3'
Chain IDs:A, B
Chain Length:12
Number of Molecules:2
Biological Source:
Modified Residue
Compound ID Chain ID Parent Comp ID Details 2D Image
TCY A DA ?
Ligand Molecules
SPM
ZN
Primary Citation
Crystal structure of tricyclo-DNA: an unusual compensatory change of two adjacent backbone torsion angles.
Chem.Commun.(Camb.) 2008 883 885 (2008)
PMID: 18253536 DOI: 10.1039/b716390h

Abstact

The crystal structure of a DNA duplex with tricyclo-DNA (tc-DNA) residues explains the increased RNA affinity of tc-DNA relative to DNA and tc-DNA's superior resistance to nucleases.

Legend

Protein

Chemical

Disease

Primary Citation of related structures
2RF3