3eet

X-ray diffraction
1.97Å resolution

Crystal structure of putative GntR-family transcriptional regulator

Released:
Source organism: Streptomyces avermitilis
Entry authors: Chang C, Xu X, Zheng H, Savchenko A, Edwards A, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HTH gntR-type domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 272 amino acids
Theoretical weight: 30.21 KDa
Source organism: Streptomyces avermitilis
Expression system: Escherichia coli
UniProt:
  • Canonical: Q82IF8 (Residues: 1-250; Coverage: 100%)
Gene name: SAVERM_3189
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P321
Unit cell:
a: 87.157Å b: 87.157Å c: 123.752Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.178 0.176 0.218
Expression system: Escherichia coli