Functional analysis of fengycin synthetase FenD

Tsuey Pin Lin, Chyi Liang Chen, Hui Chuan Fu, Cheng Yeu Wu, Guang Huey Lin, Shih Hao Huang, Li Kwan Chang, Shih Tung Liu*

*Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

16 Scopus citations

Abstract

Fengycin is a cyclic lipopeptidic antibiotic produced nonribosomally by Bacillus subtilis. A fengycin synthetase mutant of B. subtilis F29-3 was generated with Tn917lux, which contains a transposon inserted in a 7716-bp gene, fenD. The mutation can be genetically complemented by transforming a plasmid carrying a wild-type fenD, confirming the participation of the gene in fengycin synthesis. Sequencing and biochemical analysis reveal that this gene encodes an enzyme that includes two amino acid-activating modules, FenD1 and FenD2, which activate L-Tyr and L-Thr, the third and the fourth amino acids in fengycin, respectively.

Original languageEnglish
Pages (from-to)159-164
Number of pages6
JournalBBA - Gene Structure and Expression
Volume1730
Issue number2
DOIs
StatePublished - 15 08 2005

Keywords

  • Fengycin
  • Nonribosomal peptide synthesis
  • Peptide synthetase

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