which are found in the mushroom genus Amanita. Like other amatoxins, proamanullin is an inhibitor of RNA polymerase II. Promanullin has a specific attraction...

ε-Amanitin OH H OH OH OH Amanullin H H NH2 OH OH Amanullinic acid H H OH OH OH Amaninamide OH OH NH2 H OH Amanin OH OH OH H OH Proamanullin H H NH2 OH H...