A unique flavin mononucleotide-linked primary alcohol oxidase for glycopeptide A40926 maturation

Yi Shan Li, Jin Yuan Ho, Chia Chi Huang, Syue Yi Lyu, Chun Yen Lee, Yu Ting Huang, Chang Jer Wu, Hsiu Chien Chan, Chuan Jiuan Huang, Ning Shian Hsu, Ming Daw Tsai, Tsung Lin Li*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

27 Citations (Scopus)

Abstract

The unique pharmacokinetic and pharmacodynamic activities of glycopeptide antibiotics are conferred by tailoring steps occurring on the aglycone. Here, we report that protein Dbv29, involved in the biosynthesis of A40926, is a novel flavin mononucleotide-dependent primary alcohol glycopeptide hexose oxidase that carries out a four-electron oxidation reaction. Dbv29 catalyzes the last step in a multistep sequence to complete N-acyl aminoglucuronic acid substituent biosynthesis for a potent drug lead. The characterized enzyme may provide a new way to enhance the efficacy of currently used glycopeptide drugs. This detailed function-mechanism analysis of the enzyme increases our knowledge of this new class of enzyme.

Original languageEnglish
Pages (from-to)13384-13385
Number of pages2
JournalJournal of the American Chemical Society
Volume129
Issue number44
DOIs
Publication statusPublished - 7 Nov 2007
Externally publishedYes

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