› 3rh2

X-ray diffraction
2.42Å resolution

Crystal structure of a TetR-like transcriptional regulator (Sama_0099) from Shewanella amazonensis SB2B at 2.42 A resolution

Released:
DOI: 10.2210/pdb3rh2/pdb
PDB entry 3rh2 coloured by chain, front view.
PDB entry 3rh2 coloured by chain, side view.
PDB entry 3rh2 coloured by chain, top view.
Source organism: Shewanella amazonensis SB2B
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-106686 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HTH tetR-type domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 212 amino acids
Theoretical weight: 25.12 KDa
Source organism: Shewanella amazonensis SB2B
Expression system: Escherichia coli
UniProt:
  • Canonical: A1S1Q5 (Residues: 1-211; Coverage: 100%)
Gene name: Sama_0099
Sequence domains:
Structure domains: Tetracycline Repressor, domain 2

Ligands and Environments

3 bound ligands:
Ligand UNL 1 x UNL
Ligand PO4 2 x PO4
Ligand GOL 6 x GOL
1 modified residue:
Ligand MSE 7 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-2
Spacegroup: P43212
Unit cell:
a: 123.536Å b: 123.536Å c: 49.552Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.207 0.205 0.25
Expression system: Escherichia coli

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