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. 2022 Jun 8;7(24):20673–20682. doi: 10.1021/acsomega.2c00908

Table 3. Top-Lead Compounds Formed the Largest Binding Affinity to AChE by ML Calculationsa.

N0 ChEMBL ID name ΔGML ΔGdock ΔGEXPb IC50 log(BB)
1 CHEMBL293277 trifluoroacetophenone –12.18 –9.4   4.61 ± 0.34 0.05
2 CHEMBL86868 3′-methyl-2,2,2-trifluoroacetophenone –12.16 –10.4 –11.8066 0.35 ± 0.03 0.08
3 CHEMBL292454 benzyl trifluoromethyl ketone –12.07 –9.9   0.51 ± 0.09 0.05
4 CHEMBL1200607 perflexane –12.02 –12.4   50.75 ± 3.73 1.05
5 CHEMBL74630 1-[4-(trifluoromethyl)phenyl]but-1-en-3-one –11.95 –11.0   26.33 ± 2.18 0.05
6 CHEMBL75566 trifluoromethylstyryl ketone –11.88 –10.8   0.33 ± 0.05 0.07
7 CHEMBL500823 methyl nonafluorobutyl ether –11.83 –10.5   52.65 ± 4.14 0.50
8 CHEMBL659 galantamine –8.46 –11.7 –8.827286 2.10 ± 0.17 –0.24
a

The unit of energy and IC50 is of kcal mol–1 and μM.

b

The experimental binding free energy ΔGEXP, which was calculated from the reported association constant66,7286 via the formula ΔGEXP=RT ln(ki), where R is the gas constant, T is the absolute temperature, and ki is the association constant.