Wiktionary
salinosporamide
n. A highly cytotoxic proteasome inhibitor obtained from a marine bacterium
Wikipedia
Salinosporamide
The salinosporamides are a group of closely related chemical compounds isolated from marine bacteria in the genus Salinispora. They possess a densely functionalized γ-lactam-β-lactone bicyclic core.
Salinosporamide A has attracted interest for its potential use in treating various types of cancer.
In addition, a variety of synthetic analogs have been prepared.