X-ray diffraction
1.55Å resolution

Crystal structure of aq_1058, a transcriptional regulator (TerR/AcrR family) from Aquifex aeolicus VF5

Source organism: Aquifex aeolicus VF5
Entry authors: Agari Y, Shinkai A, Yokoyama S, Kuramitsu S, RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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
HTH tetR-type domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 179 amino acids
Theoretical weight: 21.69 KDa
Source organism: Aquifex aeolicus VF5
Expression system: Escherichia coli
  • Canonical: O67157 (Residues: 1-179; Coverage: 100%)
Gene names: acrR1, aq_1058
Sequence domains: Bacterial regulatory proteins, tetR family
Structure domains:

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL26B2
Spacegroup: P21212
Unit cell:
a: 49.857Å b: 54.919Å c: 73.144Å
α: 90° β: 90° γ: 90°
R R work R free
0.207 0.206 0.221
Expression system: Escherichia coli