Table 2.

Binding affinity of compounds from antiviral plants when docked against nsp16

S/N	Compounds	Binding affinity (kcal/mol)
1.	Compound 1	−5.9
2.	1-O-Caffeoylglycerol	−6.8
3.	1-O-pCoumaric acid	−6.1
4.	compound 3	−5.9
5.	Compound 4	−7.2
6.	5-dihydroxy-3-isopreyl flavones	−7.4
7.	5′-hydroxymethyl-1′-(1,2,3,9-tetrahydro	−6.7
8.	compound 6	−6.0
9.	Compound 9	−7.8
10.	Compound 2	−7.4
11.	Compound 14	−6.2
12.	3,4-dihydroxyclerodan-13E-en-15-0ic acid	−7.0
13.	5,7-dihydroxy-3-isoprenyl flavones	−7.7
14.	11,12-dimethyl sageone*	−8.1
15.	Anthocyanidin alkaloid	−6.5
16.	Benzene 1,1′-(oxydiethylidene) bis	−5.9
17.	Caffeic Acid	−6.2
18.	(4-methyl-1-phenyl)-1-phenyl Carbamic acid	−5.8
19.	B-phenethylamine	−4.6
20.	Vasicine	−6.1
21.	Vasicinol	−6.4
22.	Buphanidine	−7.3
23.	Vasicinone	−6.7
24.	Sterculic acid	−4.9
25.	Vittatine	−7.2
26.	Sanguinine	−7.0
27.	Securinine	−6.7
28.	Powelline	−7.3
29.	Asperuloside	−7.4
30.	Glabridin	−7.8
31.	Phyllantine	−6.6
32.	8-O-demethylmaritidine	−6.7
33.	Oxopowelline*	−7.9
34.	Deacetylbowdensine*	−8.0
35.	Andrlycorine	−7.2
36.	Hypaphorine	−6.3
37.	3,4-Epoxyclerodan-13E-en-15-oic acid	−6.9
38.	Andrograpanin	−7.1
39.	5alpha,8alpha-(2-oxokolavenic acid)	−6.5
40.	Epibubbialine	−6.3
41.	Copalic acid	−7.1
42.	Dihydrolycorine	−7.8
43.	Galanthamine	−6.5
44.	Narwedine	−7.1
45.	Undulatine	−7.2
46.	Sageone*	−8.1
47.	Scafficinolide	−6.8
48.	Licochelcone A	−7.3
49.	Licochelcone E	−7.0
50.	Andrographolide*	−7.9
51.	Isobubbialine	−6.0
52.	Verticillatine A	−5.9
53.	Ellagi acid	−7.8
54.	Liquiritigerin	−7.8
55.	Lycorine	−7.8
56.	Oxokolavemic acid	−7.1
57.	p-Coumaric acid	−5.3
58.	Quercetin*	−8.4
59.	S-(+)-N b-methyltryptophan methyl ester	−6.1
60.	SFG#	−7.9

*Phytocompounds with the best binding affinity. ^#Reference compound