› 3nrg

X-ray diffraction
2.56Å resolution

Crystal structure of a TetR family transcriptional regulator (Caur_2714) from CHLOROFLEXUS AURANTIACUS J-10-FL at 2.56 A resolution

Released:
DOI: 10.2210/pdb3nrg/pdb
PDB entry 3nrg coloured by chain, front view.
PDB entry 3nrg coloured by chain, side view.
PDB entry 3nrg coloured by chain, top view.
Source organism: Chloroflexus aurantiacus J-10-fl
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo dimer
Assembly name:
PDBe Complex ID:
PDB-CPX-109071 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HTH tetR-type domain-containing protein Chains: A, B, C, D, E
Molecule details ›
Chains: A, B, C, D, E
Length: 217 amino acids
Theoretical weight: 25.1 KDa
Source organism: Chloroflexus aurantiacus J-10-fl
Expression system: Escherichia coli
UniProt:
  • Canonical: A9WJL5 (Residues: 1-216; Coverage: 100%)
Gene name: Caur_2714
Sequence domains:
Structure domains: Tetracycline Repressor, domain 2

Ligands and Environments

1 bound ligand:
Ligand CL 5 x CL
1 modified residue:
Ligand MSE 25 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: I41
Unit cell:
a: 204.933Å b: 204.933Å c: 57.218Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.209 0.207 0.243
Expression system: Escherichia coli

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