Fig. 3From: SARS-CoV-2 main protease inhibitors from the stem barks of Discoglypremna caloneura (Pax) Prain (Euphorbiaceae) and Pterocarpus erinaceus Poir (Fabaceae) and their molecular docking investigationEnzyme kinetics assay. In the kinetic studies, 12.5 μg/ml Mpro was added to a solution containing various concentrations of substrate and protease inhibitors. a, c, e Lineweaver Burk Plot of the compounds (b, d, f)Back to article page