X-ray diffraction
2.35Å resolution

Binary complex of native hAChE with Donepezil


Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Acetylcholinesterase Chains: A, B
Molecule details ›
Chains: A, B
Length: 550 amino acids
Theoretical weight: 60.29 KDa
Source organism: Homo sapiens
Expression system: Homo sapiens
  • Canonical: P22303 (Residues: 32-578; Coverage: 94%)
Gene name: ACHE
Sequence domains: Carboxylesterase family

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P31
Unit cell:
a: 123.792Å b: 123.792Å c: 129.413Å
α: 90° β: 90° γ: 120°
R R work R free
0.187 0.186 0.212
Expression system: Homo sapiens