Table 3.

Docking results of all mushroom-derived compounds with the SARS-CoV-2 main protease.

No	Compound	Binding energy (kcal/mol)	Ligand Efficiency	Inhibition constant (Kpi)
	N3 (original inhibitor)	−7.97	−0.16	1.44 μM
	Lopinavir	−7.41	−0.16	3.32 μM
	Ritonavir	−6.19	−0.12	28.94 μM
	Andrographolide	−7.93	−0.32	1.55 μM
	Kaempferol	−7.99	−0.38	1.38 μM
1	Colossolactone VIII	−10.55	−0.27	18.58 nM
2	Colossolactone E	−10.10	−0.27	39.58 nM
3	Colossolactone G	−9.86	−0.25	58.86 nM
4	Ergosterol	−9.49	−0.33	111.07 nM
5	Semicochliodinol A	−8.91	−0.27	294.8 nM
6	Heliantriol F	−8.91	−0.27	292.54 nM
7	Semicochliodinol B	−8.71	−0.26	412.95 nM
8	Ganoderic acid GS-2	−8.68	−0.24	433.02 nM
9	Lucidumol B	−8.64	−0.26	464.56 nM
10	Ganodermanondiol	−8.60	−0.26	500.55 nM
11	Ursolic acid	−8.50	−0.26	598.68 nM
12	Colossolactone A	−8.49	−0.23	594.72 nM
13	Oleanolic acid	−8.35	−0.25	756.26 nM
14	Ganodermanontriol	−8.30	−0.24	818.74 nM
15	Ganolucidic acid A	−8.27	−0.23	865.36 nM
16	Ganoderic acid beta	−8.17	−0.23	1.02 μM
17	Ganoderic acid B	−7.99	−0.22	1.39 μM
18	Velutin	−7.97	−0.35	1.45 μM
19	Ganoderiol F	−7.95	−0.24	1.48 μM
20	20(21)-dehydrolucidenic acid N	−7.88	−0.24	1.67 μM
21	Ganoderic acid C1	−7.88	−0.21	1.66 μM
22	Ganoderiol A	−7.87	−0.23	1.72 μM
23	Ganoderiol B	−7.68	−0.23	2.34 μM
24	Ganoderic acid H	−7.65	−0.19	2.48 μM
25	Betulinic acid	−7.62	−0.23	2.61 μM
26	Ganomycin I	−7.37	−0.29	3.96 μM
27	Colossolactone VII	−7.33	−0.18	4.24 μM
28	20-hydroxylucidenic acid N	−6.98	−0.21	7.71 μM
29	Ganoderic acid alpha	−6.79	−0.17	10.55 μM
30	Ellagic acid	−6.76	−0.31	11.04 μM
31	Ganomycin B	−6.02	−0.24	38.57 μM
32	Linoleic acid	−5.37	−0.27	116.76 μM
33	Colossolactone V	−4.86	−0.11	274.96 μM
34	Agrocybin	−4.81	−0.44	300.41 μM
35	Methyl gallate	−4.79	−0.37	308.49 μM
36	Gallic acid	−4.26	−0.36	757.15 μM