1p0i

X-ray diffraction
2Å resolution

Crystal structure of human butyryl cholinesterase

Released:

Function and Biology Details

Reaction catalysed:
An acylcholine + H(2)O = choline + a carboxylate
Biological process:
Cellular component:

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo dimer
Assembly name:
PDBe Complex ID:
PDB-CPX-138982 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Cholinesterase Chain: A
Molecule details ›
Chain: A
Length: 529 amino acids
Theoretical weight: 59.71 KDa
Source organism: Homo sapiens
Expression system: Cricetulus griseus
UniProt:
  • Canonical: P06276 (Residues: 29-557; Coverage: 92%)
Gene names: BCHE, CHE1
Sequence domains: Carboxylesterase family
Structure domains: alpha/beta hydrolase

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, FUC
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-2
Spacegroup: I422
Unit cell:
a: 154.66Å b: 154.66Å c: 127.89Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.195 0.195 0.225
Expression system: Cricetulus griseus