› 3q2y

X-ray diffraction
2.95Å resolution

Crystal Structure of BmrR bound to ethidium

Released:
DOI: 10.2210/pdb3q2y/pdb
PDB entry 3q2y coloured by chain, front view.
PDB entry 3q2y coloured by chain, side view.
PDB entry 3q2y coloured by chain, top view.
Source organism: Bacillus subtilis
Primary publication:
Structural contributions to multidrug recognition in the multidrug resistance (MDR) gene regulator, BmrR.
Bachas S, Eginton C, Gunio D, Wade H
Proc Natl Acad Sci U S A 108 11046-51 (2011)
PMID: 21690368

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-116738 (preferred)
Entry contents:
1 distinct polypeptide molecule
1 distinct DNA molecule
Macromolecules (2 distinct):
Multidrug-efflux transporter 1 regulator Chain: A
Molecule details ›
Chain: A
Length: 284 amino acids
Theoretical weight: 33.48 KDa
Source organism: Bacillus subtilis
Expression system: Escherichia coli
UniProt:
  • Canonical: P39075 (Residues: 1-278; Coverage: 100%)
Gene names: BSU24020, bmr1R, bmrR
Sequence domains:
Structure domains:
23 bp promoter Chain: B
Molecule details ›
Chain: B
Length: 23 nucleotides
Theoretical weight: 7.06 KDa
Source organism: Bacillus subtilis
Expression system: Not provided

Ligands and Environments

2 bound ligands:
Ligand ET 1 x ET
Ligand GOL 2 x GOL
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-2
Spacegroup: P4322
Unit cell:
a: 106.6Å b: 106.6Å c: 145.74Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.202 0.2 0.246
Expression systems:
  • Escherichia coli
  • Not provided

Quick links

Citations

2 review citations

Targeting the Holy Triangle of Quorum Sensing, Biofilm Formation, and Antibiotic Resistance in Pathogenic Bacteria.
Sionov et al. (2022)
1 more

2 mentions without citation

Bacterial MerR family transcription regulators: activationby distortion.
Fang et al. (2022)
1 more