X-ray diffraction
1.3Å resolution

Crystal Structure of Salmonella typhimurium AI-2 receptor LsrB in complex with R-THMF


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Autoinducer 2-binding protein LsrB Chain: A
Molecule details ›
Chain: A
Length: 316 amino acids
Theoretical weight: 34.25 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium str. LT2
Expression system: Escherichia coli BL21
  • Canonical: Q8ZKQ1 (Residues: 27-340; Coverage: 100%)
Gene names: STM4077, lsrB
Sequence domains: Periplasmic binding protein domain
Structure domains: Rossmann fold

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X25
Spacegroup: P212121
Unit cell:
a: 37.824Å b: 76.623Å c: 109.581Å
α: 90° β: 90° γ: 90°
R R work R free
0.158 0.156 0.172
Expression system: Escherichia coli BL21