X-ray diffraction
1.6Å resolution

Structure of a OpuBC mutant with bound Glycine betaine

Entry authors: Peherstorfer S, Teichmann L, Smits SH, Schmitt L, Bremer E

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Choline-binding protein Chain: A
Molecule details ›
Chain: A
Length: 306 amino acids
Theoretical weight: 34.43 KDa
Source organism: Bacillus subtilis subsp. subtilis str. 168
Expression system: Escherichia coli
  • Canonical: Q45462 (Residues: 1-306; Coverage: 100%)
Gene names: BSU33710, opuBC, proX
Sequence domains: Substrate binding domain of ABC-type glycine betaine transport system
Structure domains:

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-2
Spacegroup: P21
Unit cell:
a: 29.77Å b: 65.89Å c: 63.58Å
α: 90° β: 92.14° γ: 90°
R R work R free
0.171 0.169 0.21
Expression system: Escherichia coli