Isoprenylcysteine methyltransferase (Icmt) catalyzes the carboxyl methylation of oncogenic proteins in the final step of a series of post-translational modifications. The inhibition of Icmt provides an attractive and novel anticancer target. A natural product high-throughput screening campaign was conducted to discover inhibitors of Icmt. The Australian marine sponge, Pseudoceratina sp., yielded spermatinamine, a novel alkaloid with a bromotyrosyl-spermine-bromotyrosyl sequence, as the bioactive constituent. Its structure was determined by 1D and 2D NMR spectroscopy. Spermatinamine is the first natural product inhibitor of Icmt.
Spermatinamine, the first natural product inhibitor of isoprenylcysteine carboxyl methyltransferase, a new cancer target. Publishing Authors By Initials
Spermatinamine, the first natural product inhibitor of isoprenylcysteine carboxyl methyltransferase, a new cancer target. Journal Published:
PUBLICATION TYPE: Journal Article
Journal: Bioorganic & medicinal chemistry letters
VOLUME: 17
Page Numbers: 6860-3
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ISSN: 0960-894X
DAY: 16
MONTH: 10
YEAR: 2007
Spermatinamine, the first natural product inhibitor of isoprenylcysteine carboxyl methyltransferase, a new cancer target. Information
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LANGUAGE: eng
NlmUniqueID: 9107377
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Grant and Affiliation Information for Spermatinamine, the first natural product inhibitor of isoprenylcysteine carboxyl methyltransferase, a new cancer target.
AFFILIATION: Eskitis Institute, Griffith University, Brisbane, Qld 4111, Australia.
Country: England
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MEDLINETA: Bioorg Med Chem Lett
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