Potent non-benzoquinone ansamycin heat shock protein 90 inhibitors from genetic engineering of Streptomyces hygroscopicus

Hugo G. Menzella, Thomas Toan Tran, John R. Carney, Janice Lau-Wee, Jorge Galazzo, Christopher D. Reeves, Christopher Carreras, Sophie Mukadam, Sara Eng, Ziyang Zhong, Pieter B.M.W.M. Timmermans, Sumati Murli, Gary W. Ashley

Research output: Contribution to journalArticlepeer-review

Abstract

Inhibition of the protein chaperone Hsp90 is a promising new approach to cancer therapy. We describe the preparation of potent non-benzoquinone ansamycins. One of these analogues, generated by feeding 3-amino-5-chlorobenzoic acid to a genetically engineered strain of Streptomyces hygroscopicus, shows high accumulation and long residence time in tumor tissue, is well-tolerated upon intravenous dosing, and is highly efficacious in the COLO205 mouse tumor xenograft model.

Original languageEnglish (US)
Pages (from-to)1518-1521
Number of pages4
JournalJournal of medicinal chemistry
Volume52
Issue number6
DOIs
StatePublished - Mar 26 2009
Externally publishedYes

ASJC Scopus subject areas

  • Molecular Medicine
  • Drug Discovery

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