Table 5.
Molecular docking result of flavonoids from Feronia elephantum with α-amylase
| Flavonoids | Binding affinity (Kcal/mol) | Inhibition constant (uM) | Number of hydrogen bonds | Number of hydrogen residues | Pi-bonds | Number of pi-bond residues |
|---|---|---|---|---|---|---|
| Saponarin | − 4.56 | 457.15 | 5 | Thr71, Thr114, Arg56 | 1 | Ala50 |
| Vitexin | − 7.98 | 1.41 | 4 | Asp411, Asn408, Gln441 | 0 | Not present |
| Gallocatechin | − 6.87 | 9.25 | 4 | Asn364, Asn362, Arg343 | 2 | Pro361, Val358 |
| 5,4-dihydroxye3-(3-methyl-but-2-enyl) 3,5,6-trimethoxy-flavone-7-O-b-d-glucopyranoside | − 6.17 | 29.88 | 5 | Arg252, Ser289, Glu282 | 1 | Pro332 |
| Acarbose* | − 5.24 | 144.24 | 9 | Arg195, Glu233, Ala198, His299, Asp300, Trp89, Val354 | 1 | Trp59 |
*Gold standard in the inhibition of α-amylase