3eup

X-ray diffraction
1.99Å resolution

The crystal structure of the transcriptional regulator, TetR family from Cytophaga hutchinsonii

Released:
Entry authors: Zhang R, Bigelow L, Abdullah J, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HTH tetR-type domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 204 amino acids
Theoretical weight: 22.5 KDa
Source organism: Cytophaga hutchinsonii ATCC 33406
Expression system: Escherichia coli
UniProt:
  • Canonical: Q11R54 (Residues: 1-202; Coverage: 100%)
Gene names: CHU_2862, envR
Sequence domains: Bacterial regulatory proteins, tetR family
Structure domains: Tetracycline Repressor, domain 2

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P212121
Unit cell:
a: 45.595Å b: 53.4Å c: 178.005Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.185 0.182 0.229
Expression system: Escherichia coli