Ophiobolin B

Description: Ophiobolin B is a sesterterpene Helminthosporium oryzae metabolite, inhibits proton extrusion from maize coleoptiles. Target: Others. Smiles: [H][C@]12C[C@@]3(C)CC[C@](O)([C@@H](C)CCC=C(C)C)[C@]3([H])C\C=C(C=O)/[C@@]1([H])C(=O)C[C@@]2(C)O. References: Gianani L, et al. Effects of ophiobolin B on cell enlargement and H(+)/K (+) exchange in maize coleoptile tissues. Planta. 1979 Jan,146(3):271-4.