› 3bqy

X-ray diffraction
1.95Å resolution

Crystal structure of a possible TetR family transcriptional regulator from Streptomyces coelicolor A3(2).

Released:
DOI: 10.2210/pdb3bqy/pdb
PDB entry 3bqy coloured by chain, front view.
PDB entry 3bqy coloured by chain, side view.
PDB entry 3bqy coloured by chain, top view.
Source organism: Streptomyces coelicolor A3(2)
Entry authors: Cuff ME, Skarina T, Kagan O, Edwards AM, Savchenko A, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-193383 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HTH tetR-type domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 209 amino acids
Theoretical weight: 22.11 KDa
Source organism: Streptomyces coelicolor A3(2)
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9S1P1 (Residues: 16-220; Coverage: 93%)
Gene names: SCJ9A.29, SCO0250
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:
Ligand PO4 2 x PO4
Ligand ACY 1 x ACY
1 modified residue:
Ligand MSE 4 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-BM
Spacegroup: P43212
Unit cell:
a: 83.755Å b: 83.755Å c: 83.7Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.183 0.181 0.21
Expression system: Escherichia coli BL21(DE3)

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