› 2d1h

X-ray diffraction
2.05Å resolution

Crystal structure of ST1889 protein from thermoacidophilic archaeon Sulfolobus tokodaii

Released:
DOI: 10.2210/pdb2d1h/pdb
PDB entry 2d1h coloured by chain, front view.
PDB entry 2d1h coloured by chain, side view.
PDB entry 2d1h coloured by chain, top view.
Source organism: Sulfurisphaera tokodaii str. 7
Primary publication:
The putative DNA-binding protein Sto12a from the thermoacidophilic archaeon Sulfolobus tokodaii contains intrachain and interchain disulfide bonds.
Shinkai A, Sekine S, Urushibata A, Terada T, Shirouzu M, Yokoyama S
J. Mol. Biol. 372 1293-304 (2007)
PMID: 17720190

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-123823 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Transcription regulator TrmB N-terminal domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 109 amino acids
Theoretical weight: 12.74 KDa
Source organism: Sulfurisphaera tokodaii str. 7
Expression system: Escherichia coli
UniProt:
  • Canonical: F9VNN8 (Residues: 1-109; Coverage: 100%)
Gene names: ST1889, STK_18890, sto12a
Sequence domains: Sugar-specific transcriptional regulator TrmB
Structure domains: Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 8 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL26B1
Spacegroup: P212121
Unit cell:
a: 33.294Å b: 58.79Å c: 117.476Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.237 0.237 0.272
Expression system: Escherichia coli

Quick links

Citations

5 citation in other articles

The three-dimensional structure of TrmB, a transcriptional regulator of dual function in the hyperthermophilic archaeon Pyrococcus furiosus in complex with sucrose.
Krug et al. (2013)
4 more

3 mentions without citation

Near-atomic resolution visualization of human transcription promoter opening.
He et al. (2016)
2 more