Research Article

Screening for a Potential Therapeutic Agent from the Herbal Formula in the 4th Edition of the Chinese National Guidelines for the Initial-Stage Management of COVID-19 via Molecular Docking

Table 6

Hydrogen bond-forming residues of chain C in SARS-CoV-2 spike glycoprotein and angiotensin-converting enzyme 2 (chain D).

##Structure 1 (chain D)Dist. (Å)Structure 2 (chain C)

1D: ASP 157[H]2.04C: GLU 484[OE2]
2D: ASN 159[HD22]1.96C: GLN 493[OE1]
3D: ASP 615[OD1]1.86C: LYS 417[HZ1]
4D: ASP 615[OD2]1.75C: LYS 417[HZ2]
5D: SER 280[O]2.05C: ASN 487[HD22]
6D: TYR 252[OH]1.97C: TYR 489[HH]
7D: ASP 157[OD1]2.18C: GLN 493[HE22]
8D: TYR 613[O]1.91C: TYR 505[HH]