Computed relative interaction energies and observed half-maximal inhibition concentrations of a training set of peptidomimetic α-ketoamide inhibitors of Mpro of SARS-CoV (2003)23,a.
Inhibitor | Formula: P3–P2–P1–P1′ | ΔΔEint,MMa [kcal mol−1] | IC50expc SARS-CoV Mpro [μM] | −log10 IC50exp |
---|---|---|---|---|
11a | 0.0 | 1.95 ± 0.24 | −0.290 | |
11f | 8.9 | >50 | −1.699 | |
11m | −1.9 | >50 | −1.699 | |
11n | −1.7 | 0.33 ± 0.04 | 0.481 | |
11o | −0.3 | 8.50 ± 3.71 | −0.929 | |
11p | −1.1 | 10.68 ± 7.34 | −1.028 | |
11q | 4.8 | 6.27 ± 2.87 | −0.797 | |
11r | −0.2 | 0.71 ± 0.36 | 0.149 | |
11s | 6.3 | 0.24 ± 0.08 | 0.619 | |
11t | 0.2 | 1.44 ± 0.40 | −0.158 | |
11u | −1.7 | 1.27 ± 0.34 | −0.104 |
a,cSee the footnote of Table 1. Reference inhibitor 11a. Outliers are marked by purple colour.