› 4zkk

X-ray diffraction
1.8Å resolution

The novel double-fold structure of d(GCATGCATGC)

Released:
DOI: 10.2210/pdb4zkk/pdb
PDB entry 4zkk coloured by chain, front view.
PDB entry 4zkk coloured by chain, side view.
PDB entry 4zkk coloured by chain, top view.
Source organism: synthetic construct
Primary publication:
The novel double-folded structure of d(GCATGCATGC): a possible model for triplet-repeat sequences.
Thirugnanasambandam A, Karthik S, Mandal PK, Gautham N
Acta Crystallogr D Biol Crystallogr 71 2119-26 (2015)
PMID: 26457435

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-118373 (preferred)
Entry contents:
1 distinct DNA molecule
Macromolecule:
DNA (5'-D(*GP*CP*AP*TP*GP*CP*AP*TP*GP*C)-3') Chain: A
Molecule details ›
Chain: A
Length: 10 nucleotides
Theoretical weight: 3.05 KDa
Source organism: synthetic construct
Expression system: Not provided

Ligands and Environments

1 bound ligand:
Ligand CO 3 x CO
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE BM14
Spacegroup: P6222
Unit cell:
a: 34.64Å b: 34.64Å c: 89.601Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.231 0.229 0.246
Expression system: Not provided

Quick links

Citations

2 mentions without citation

A survey of recent unusual high-resolution DNA structures provoked by mismatches, repeats and ligand binding.
Satange et al. (2018)
1 more