al., 2015; Chen et al., 2020; Guy et al., 2005; Zhang et al., 2020).

2.5.  Molecular docking studies

2.5.1.  AutoDock
Molecular docking of selected phytoconstituents of WS against human ACE2 receptor, SARS-CoV and SARS-CoV-2 target proteins was performed using AutoDock 4.0/ADT version 4.2.6 program (Morris e