› 3elk

X-ray diffraction
1.7Å resolution

Crystal structure of putative transcriptional regulator TA0346 from Thermoplasma acidophilum

Released:
DOI: 10.2210/pdb3elk/pdb
PDB entry 3elk coloured by chain, front view.
PDB entry 3elk coloured by chain, side view.
PDB entry 3elk coloured by chain, top view.
Source organism: Thermoplasma acidophilum
Entry authors: Grantz Saskova K, Chruszcz M, Evdokimova E, Egorova O, Savchenko A, Edwards A, Joachimiak A, Minor W, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
homo tetramer
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-190892 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Transcription regulator PadR N-terminal domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 117 amino acids
Theoretical weight: 13.63 KDa
Source organism: Thermoplasma acidophilum
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9HL84 (Residues: 1-117; Coverage: 100%)
Gene name: Ta0346
Sequence domains: Transcriptional regulator PadR-like family
Structure domains: Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain

Ligands and Environments

1 bound ligand:
Ligand CL 2 x CL
2 modified residues:
Ligand MSE 8 x MSE
Ligand OCS 2 x OCS

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: C2221
Unit cell:
a: 42.515Å b: 45.707Å c: 207.679Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.204 0.202 0.241
Expression system: Escherichia coli

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