› 3dew

X-ray diffraction
1.75Å resolution

The structure of a putative TetR family transcriptional regulator from Geobacter sulfurreducens PCA.

Released:
DOI: 10.2210/pdb3dew/pdb
PDB entry 3dew coloured by chain, front view.
PDB entry 3dew coloured by chain, side view.
PDB entry 3dew coloured by chain, top view.
Source organism: Geobacter sulfurreducens
Entry authors: Cuff ME, Bigelow L, Abdullah J, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-181071 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HTH tetR-type domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 206 amino acids
Theoretical weight: 22.78 KDa
Source organism: Geobacter sulfurreducens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q74GS0 (Residues: 2-203; Coverage: 100%)
Gene name: GSU0175
Sequence domains: Bacterial regulatory proteins, tetR family
Structure domains:

Ligands and Environments

4 bound ligands:
Ligand CL 1 x CL
Ligand BME 1 x BME
Ligand EDO 3 x EDO
Ligand ACY 1 x ACY
1 modified residue:
Ligand MSE 7 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P3221
Unit cell:
a: 63.106Å b: 63.106Å c: 76.55Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.173 0.171 0.21
Expression system: Escherichia coli BL21(DE3)

Quick links