Fig. 4From: Andrographolide binds to spike glycoprotein and RNA-dependent RNA polymerase (NSP12) of SARS-CoV-2 by in silico approach: a probable molecule in the development of anti-coronaviral drugDocking of andrographolide with spike RBD and RdRP (NSP12) of SARS-CoV-2. A Spike RBD acting as a receptor to dock andrographolide projected 2-dimensionally. B Spike RBD 3-dimensional field of image showing interacting residues and the H-bonds. C 2-Dimensional portrait of RdRP (NSP12) receptor docked with andrographolide. D 3-Dimensional representation of RdRP (NSP12) interacting residues and its H-bondsBack to article page