› 3e6m

X-ray diffraction
2.2Å resolution

The crystal structure of a MarR family transcriptional regulator from Silicibacter pomeroyi DSS.

Released:
DOI: 10.2210/pdb3e6m/pdb
PDB entry 3e6m coloured by chain, front view.
PDB entry 3e6m coloured by chain, side view.
PDB entry 3e6m coloured by chain, top view.
Source organism: Ruegeria pomeroyi
Entry authors: Tan K, Volkart L, Freeman L, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-177528 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
HTH marR-type domain-containing protein Chains: A, B, C, D, E, F, G, H
Molecule details ›
Chains: A, B, C, D, E, F, G, H
Length: 161 amino acids
Theoretical weight: 17.77 KDa
Source organism: Ruegeria pomeroyi
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q5LLB9 (Residues: 1-158; Coverage: 100%)
Gene name: SPOA0451
Sequence domains: MarR family
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 16 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P21
Unit cell:
a: 75.433Å b: 93.198Å c: 101.556Å
α: 90° β: 90.02° γ: 90°
R-values:
R R work R free
0.187 0.185 0.23
Expression system: Escherichia coli BL21

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