› 1ea4

X-ray diffraction
2.95Å resolution

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assemblies composition:
hetero 32-mer
hetero hexamer (preferred)
hetero octamer
Assembly name:
PDBe Complex ID:
PDB-CPX-113721 (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct DNA molecules
Macromolecules (3 distinct):
Protein CopG Chains: A, B, D, E, F, G, H, J, K, L
Molecule details ›
Chains: A, B, D, E, F, G, H, J, K, L
Length: 45 amino acids
Theoretical weight: 5.12 KDa
Source organism: Streptococcus agalactiae
Expression system: Escherichia coli
UniProt:
  • Canonical: P13920 (Residues: 1-45; Coverage: 100%)
Gene names: copG, repA
Sequence domains: Ribbon-helix-helix protein, copG family
Structure domains: Met repressor-like
DNA (5'-D(*TP*AP*AP*CP*CP*GP*TP*GP *CP*AP*CP*TP*CP*AP*AP*TP*GP*CP*AP*AP*TP*C)-3') Chains: U, W, Y
Molecule details ›
Chains: U, W, Y
Length: 22 nucleotides
Theoretical weight: 6.68 KDa
Source organism: Streptococcus agalactiae
Expression system: Not provided
DNA(5'-D(*AP*GP*AP*TP*TP*GP*CP*AP*TP *TP*GP*AP*GP*TP*GP*CP*AP*CP*GP*GP*TP*T)-3') Chains: V, X, Z
Molecule details ›
Chains: V, X, Z
Length: 22 nucleotides
Theoretical weight: 6.82 KDa
Source organism: Streptococcus agalactiae
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ELETTRA BEAMLINE 5.2R
Spacegroup: P21212
Unit cell:
a: 213.4Å b: 76.04Å c: 50.52Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.23 0.23 0.307
Expression systems:
  • Escherichia coli
  • Not provided

Quick links

Citations

2 review citations

Ribbon-helix-helix transcription factors: variations on a theme.
Schreiter et al. (2007)
1 more

8 mentions without citation

The Facts and Family Secrets of Plasmids That Replicate via the Rolling-Circle Mechanism.
Garcillán-Barcia et al. (2022)
7 more