Fig. 3. Molecular docking studies of wedelolactone and glibenclamide against DPP4 catalytic site (PDBID-2G63). (a) Binding interaction of WEL, (b) Ligplot of WEL against DPP4 catalytic site, (c) binding interaction of glibenclamide against DPP4 catalytic site, (d) Ligplot of glibenclamide against DPP4 and (e) superimposition of WEL with glibenclamide against DPP4 catalytic domain.