3gfi

X-ray diffraction
2.1Å resolution

Crystal structure of ST1710 complexed with its promoter DNA

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-116296 (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct DNA molecules
Macromolecules (3 distinct):
HTH marR-type domain-containing protein Chains: A, C
Molecule details ›
Chains: A, C
Length: 146 amino acids
Theoretical weight: 16.88 KDa
Source organism: Sulfurisphaera tokodaii
Expression system: Escherichia coli
UniProt:
  • Canonical: Q96ZY1 (Residues: 1-146; Coverage: 100%)
Gene names: ST1710, STK_17100
Sequence domains: MarR family
Structure domains: Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
5'-D(*TP*AP*AP*CP*AP*AP*TP*AP*GP*CP*AP*AP*A)-3' Chain: D
Molecule details ›
Chain: D
Length: 13 nucleotides
Theoretical weight: 3.98 KDa
Source organism: Sulfurisphaera tokodaii
Expression system: Not provided
5'-D(*TP*TP*GP*CP*TP*AP*TP*TP*GP*T)-3' Chain: E
Molecule details ›
Chain: E
Length: 10 nucleotides
Theoretical weight: 3.04 KDa
Source organism: Sulfurisphaera tokodaii
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL26B1
Spacegroup: C2221
Unit cell:
a: 94.44Å b: 106.73Å c: 82.26Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.234 0.234 0.28
Expression systems:
  • Escherichia coli
  • Not provided