A withanolide that is 23,26-epoxyergosta-1,4-diene substituted by an acetyloxy group at position 18, a hydroxy group at position 22 and oxo groups at positions 3 and 26. Isolated from a Formosan soft coral Paraminabea acronocephala, it has been found to inhibit the accumulation of the pro-inflammatory iNOS protein.
Stars
This entity has been manually annotated by the ChEBI Team.
An EC 1.14.13.* (oxidoreductase acting on paired donors, incorporating 1 atom of oxygen, with NADH or NADPH as one donor) inhibitor that interferes with the action of nitric oxide synthase (EC 1.14.13.39).