Absolute configuration and antitumor activity of myxochelin A produced by Nonomuraea pusilla TP-A0861

Satoshi Miyanaga, Takamasa Obata, Hiroyasu Onaka, Tsuyoshi Fujita, Noriko Saito, Hiroaki Sakurai, Ikuo Saiki, Tamotsu Furumai, Yasuhiro Igarashi*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

47 Scopus citations

Abstract

In the screening of antitumor compounds from microbial secondary metabolites, myxochelin A was isolated from a culture broth of Nonomuraea pusilla TP-A0861. The absolute configuration was determined to be S by synthesizing both enantiomers from an L- or D-lysine derivative and comparing their specific rotations. Both enantiomers of myxochelin A showed remarkable inhibitory effects on the invasion of murine colon 26-L5 carcinoma cells at non-cytotoxic concentrations.

Original languageEnglish
Pages (from-to)698-703
Number of pages6
JournalJournal of Antibiotics
Volume59
Issue number11
DOIs
StatePublished - 2006/11

Keywords

  • Antitumor
  • Invasion
  • Myxochelin A
  • Nonomuraea

ASJC Scopus subject areas

  • Pharmacology
  • Drug Discovery

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