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Chemical structure of different natural compounds targeting structural proteins. The S protein (V): tetra-O-galloyl-β-d-glucose (TGG, 123), luteolin (21), emodin (124), griffithsin (125, PDB: 2GTY), Urtica dioica L. agglutinin (UDA, 126, PDB: 1EN2), and kobophenol A (127). The N protein (VI): (-)-catechin gallate (128) and (-)-gallocatechin gallate (24).
