PDBe 4p32

X-ray diffraction
1.55Å resolution

Crystal structure of E. coli LptB in complex with ADP-magnesium


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Lipopolysaccharide export system ATP-binding protein LptB Chains: A, B
Molecule details ›
Chains: A, B
Length: 249 amino acids
Theoretical weight: 27.94 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P0A9V1 (Residues: 2-241; Coverage: 100%)
Gene names: JW3168, b3201, lptB, yhbG
Sequence domains:
Structure domains: P-loop containing nucleotide triphosphate hydrolases

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: C2
Unit cell:
a: 191.9Å b: 36.02Å c: 64.51Å
α: 90° β: 96.16° γ: 90°
R R work R free
0.199 0.198 0.218
Expression system: Escherichia coli BL21(DE3)