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Top-scored docking poses for the (1R,3S)-cis- (A) and (1S,3R)-cis- (B) configurational isomers of 1 within the binding site of TcAChE. The ligand itself, relevant amino acid residues, and the water molecule W1 responsible for water-mediated interaction with Phe288, are all rendered as sticks, while protein is represented as a cartoon. H-bonds are depicted by dotted lines.
