› 3cwr

X-ray diffraction
1.5Å resolution

Crystal structure of transcriptional regulator of TetR family (YP_425770.1) from Rhodospirillum rubrum ATCC 11170 at 1.50 A resolution

Released:
DOI: 10.2210/pdb3cwr/pdb
PDB entry 3cwr coloured by chain, front view.
PDB entry 3cwr coloured by chain, side view.
PDB entry 3cwr coloured by chain, top view.
Source organism: Rhodospirillum rubrum ATCC 11170
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
homo dimer
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-173920 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HTH tetR-type domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 208 amino acids
Theoretical weight: 22.68 KDa
Source organism: Rhodospirillum rubrum ATCC 11170
Expression system: Escherichia coli
UniProt:
  • Canonical: Q2RWL2 (Residues: 1-207; Coverage: 100%)
Gene name: Rru_A0679
Sequence domains:
Structure domains: Tetracycline Repressor, domain 2

Ligands and Environments

2 bound ligands:
Ligand SO4 4 x SO4
Ligand EDO 1 x EDO
1 modified residue:
Ligand MSE 8 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1, SSRL BEAMLINE BL1-5
Spacegroup: P65
Unit cell:
a: 53.34Å b: 53.34Å c: 234.24Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.151 0.149 0.186
Expression system: Escherichia coli

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