Structure analysis

Crystal structure of Aplysia californica AChBP in complex with strychnine

X-ray diffraction
1.909Å resolution
Source organism: Aplysia californica
Assembly composition:
homo pentamer (preferred)
Entry contents: 1 distinct polypeptide molecule


Assembly 1 (preferred)
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Multimeric state: homo pentamer
Accessible surface area: 41400 Å2
Buried surface area: 16300 Å2
Dissociation area: 6,800 Å2
Dissociation energy (ΔGdiss): 51 kcal/mol
Dissociation entropy (TΔSdiss): 55 kcal/mol
Interface energy (ΔGint): -114 kcal/mol
Symmetry number: 5


Chains: A, B, C, D, E
Length: 217 amino acids
Theoretical weight: 24.69 KDa
Source organism: Aplysia californica
Expression system: Spodoptera frugiperda
  • Canonical: Q8WSF8 (Residues: 20-236; Coverage: 100%)
Pfam: Neurotransmitter-gated ion-channel ligand binding domain
CATH: Neurotransmitter-gated ion-channel ligand-binding domain

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