X-ray diffraction
3.5Å resolution

Lon protease AAA+ domain


Function and Biology Details

Reaction catalysed:
Hydrolysis of proteins in presence of ATP.
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
Lon protease Chain: A
Molecule details ›
Chain: A
Length: 344 amino acids
Theoretical weight: 38.8 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli BL21
  • Canonical: P0A9M0 (Residues: 241-584; Coverage: 44%)
Gene names: JW0429, b0439, capR, deg, lon, lopA, muc
Sequence domains: ATPase family associated with various cellular activities (AAA)

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-ID
Spacegroup: P65
Unit cell:
a: 88.6Å b: 88.6Å c: 67.74Å
α: 90° β: 90° γ: 120°
R R work R free
0.287 0.284 0.325
Expression system: Escherichia coli BL21