YM-254890 is a
macrolide antibiotic
Macrolides are a class of mostly natural products with a large macrocyclic lactone ring to which one or more deoxy sugars, usually cladinose and desosamine, may be attached. Macrolides belong to the polyketide class of natural products. Some ...
derived from ''
Chromobacterium'' species. It is used as a pharmacological research compound which acts as a selective inhibitor of
Gq mediated signalling. However the claimed selectivity for G
q has been disputed.
References
{{pharm-stub
Macrolides
Nitrogen heterocycles