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

Table 5

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

##	Structure 1 (chain D)	Dist. (Å)	Structure 2 (chain B)
1	D: LYS 600[HZ2]	1.72	B: THR 333[OG1]
2	D: SER 254[O]	1.93	B: ASN 370[HD22]
3	D: ALA 614[O]	1.95	B: ALA 372[H]