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. Author manuscript; available in PMC: 2019 Nov 1.
Published in final edited form as: Toxicol Sci. 2018 Nov 1;166(1):131–145. doi: 10.1093/toxsci/kfy186

Table 2.

Results of in silico site-directed mutagenesis docking simulations for AChE.a, b

Mutation Organophosphate Bindingc Carbamate Bindingc Predicted
Mechanism
Same Side
Chain Class
Molecular Weight
Difference (g/mol)
Susceptibility
Prediction
W117Y No change No change None Yes 23 Yes
W117A No change No change None No 115 Yes
G152A No change No change None Yes 14 Yes
G152S Decrease Decrease Steric hindrance No 30 No
A235S No change No change None No 16 Yes
F326C No change No change None No 44 No
F368A Decrease No change Electrostatic No 76 No
F368W Decrease No change Electrostatic Yes 39 Yes
F369L Decrease Decrease Steric hindrance No 34 No
F369S Decrease Decrease Steric hindrance No 60 No
F369W Decrease Decrease Steric hindrance Yes 39 Yes
a

Raw data results are presented (Supplementary Data File).

b

Amino acids represented by acronyms is listed (Table 1).

c

Binding -log of the 50 % inhibition concentration (pIC50) of mutant model relative to binding pIC50 of wild-type model.