1cfj

X-ray diffraction
2.6Å resolution

METHYLPHOSPHONYLATED ACETYLCHOLINESTERASE (AGED) OBTAINED BY REACTION WITH O-ISOPROPYLMETHYLPHOSPHONOFLUORIDATE (GB, SARIN)

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Acetylcholinesterase Chain: A
Molecule details ›
Chain: A
Length: 537 amino acids
Theoretical weight: 60.74 KDa
Source organism: Tetronarce californica
UniProt:
  • Canonical: P04058 (Residues: 22-558; Coverage: 95%)
Gene name: ache
Sequence domains: Carboxylesterase family
Structure domains: Rossmann fold

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X12C
Spacegroup: P3121
Unit cell:
a: 111.395Å b: 111.395Å c: 136.623Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.186 0.186 0.247