4fht

X-ray diffraction
2.15Å resolution

Crystal Structure of the PcaV transcriptional regulator from Streptomyces coelicolor in complex with its natural ligand

Released:
Model geometry
Fit model/data

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-194975 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HTH marR-type domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 157 amino acids
Theoretical weight: 17.31 KDa
Source organism: Streptomyces coelicolor A3(2)
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9XAM6 (Residues: 1-154; Coverage: 100%)
Gene names: SC4C6.14, SCO6704
Sequence domains: MarR family
Structure domains: Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: NSLS BEAMLINE X25
Spacegroup: P212121
Unit cell:
a: 62.357Å b: 63.965Å c: 73.009Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.202 0.197 0.244
Expression system: Escherichia coli BL21(DE3)