Skip to main content
An official website of the United States government
Government Funding Lapse
Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted.

The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov.

Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

epothilone D

A natural polyketide compound isolated from the myxobacterium Sorangium cellulosum. Also known as desoxyepothilone B, epothilone D binds to tubulin and inhibits the disassembly of microtubules, resulting in the inhibition of mitosis, cellular proliferation, and cell motility.
Synonym:12,13-Deoxyepothilone B
desoxyepothilone B
Code name:KOS 862
Chemical structure:(4S-(4R*,7S,8R*,9R*,13Z,16R*(E)))-4,8-Dihydroxy-5,5,7,9,13-pentamethyl-16-(1-methyl-2-(2-methyl-4-thiazolyl)ethenyl)oxacyclohexadec-13-ene-2,6-dione
NSC code:703147
Search NCI's Drug Dictionary