X-ray diffraction
2.36Å resolution

X-ray structure of acetylcholine binding protein (AChBP) complexed with a small molecule

Source organism: Lymnaea stagnalis
Entry authors: Jiang LL, Zhou L

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:

Structure analysis Details

Assembly composition:
homo pentamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Acetylcholine-binding protein Chains: A, B, C, D, E
Molecule details ›
Chains: A, B, C, D, E
Length: 212 amino acids
Theoretical weight: 24.12 KDa
Source organism: Lymnaea stagnalis
Expression system: Komagataella pastoris
  • Canonical: P58154 (Residues: 21-229; Coverage: 100%)
Sequence domains: Neurotransmitter-gated ion-channel ligand binding domain
Structure domains: Neurotransmitter-gated ion-channel ligand-binding domain

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U1
Spacegroup: P212121
Unit cell:
a: 68.185Å b: 77.156Å c: 222.01Å
α: 90° β: 90° γ: 90°
R R work R free
0.226 0.223 0.277
Expression system: Komagataella pastoris