› 4xqz

X-ray diffraction
2.15Å resolution

Calcium(II) and copper(II) bound to the Z-DNA form of d(CGCGCG), complexed by chloride and MES

Released:
DOI: 10.2210/pdb4xqz/pdb
PDB entry 4xqz coloured by chain, front view.
PDB entry 4xqz coloured by chain, side view.
PDB entry 4xqz coloured by chain, top view.
Source organism: synthetic construct
Primary publication:
N,N,O and N,O,N Meridional cis Coordination of Two Guanines to Copper(II) by d(CGCGCG)2.
Rohner M, Medina-Molner A, Spingler B
Inorg Chem 55 6130-40 (2016)
PMID: 27266259

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-118280 (preferred)
Entry contents:
1 distinct DNA molecule
Macromolecule:
DNA (5'-D(*CP*GP*CP*GP*CP*G)-3') Chains: A, B, C, D, E, F, G, H
Molecule details ›
Chains: A, B, C, D, E, F, G, H
Length: 6 nucleotides
Theoretical weight: 1.81 KDa
Source organism: synthetic construct
Expression system: synthetic construct

Ligands and Environments

5 bound ligands:
Ligand CU 6 x CU
Ligand CA 2 x CA
Ligand CL 7 x CL
Ligand MES 1 x MES
Ligand MOH 1 x MOH
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: Cu FINE FOCUS
Spacegroup: P21
Unit cell:
a: 32.34Å b: 35.253Å c: 47.643Å
α: 90° β: 98.28° γ: 90°
R-values:
R R work R free
0.238 0.231 0.3
Expression system: synthetic construct

Quick links

Citations

2 citation in other articles

The X-ray Structures of Six Octameric RNA Duplexes in the Presence of Different Di- and Trivalent Cations.
Schaffer et al. (2016)
1 more

2 mentions without citation

How far are we from automatic crystal structure solution via molecular-replacement techniques?
Burla et al. (2020)
1 more