X-ray diffraction
2.5Å resolution

X-ray Crystal structure of complex between Torpedo californica AChE and a reversible inhibitor, 4-Amino-5-fluoro-2-methyl-3-(3-trifluoroacetylbenzylthiomethyl)quinoline


Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Acetylcholinesterase Chain: A
Molecule details ›
Chain: A
Length: 543 amino acids
Theoretical weight: 61.33 KDa
Source organism: Tetronarce californica
  • Canonical: P04058 (Residues: 22-564; Coverage: 96%)
Gene name: ache
Sequence domains: Carboxylesterase family
Structure domains: Rossmann fold

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU FR300
Spacegroup: P3121
Unit cell:
a: 112.332Å b: 112.332Å c: 137.073Å
α: 90° β: 90° γ: 120°
R R work R free
0.183 0.183 0.214