Mechanism of action of the uridyl peptide antibiotics: an unexpected link to a protein-protein interaction site in translocase MraY

Maria T. Rodolis, Agnes Mihalyi, Christian Ducho, Kornelia Eitel, Bertolt Gust, Rebecca J. M. Goss, Timothy D. H. Bugg*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

The pacidamycin and muraymycin uridyl peptide antibiotics show some structural resemblance to an Arg-Trp-x-x-Trp sequence motif for protein-protein interaction between bacteriophage phi X174 protein E and E. coli translocase MraY. Members of the UPA class, and a synthetic uridine-peptide analogue, were found to show reduced levels of inhibition to F288L or E287A mutant MraY enzymes, implying that the UPAs interact at this extracellular site as part of the enzyme inhibition mechanism.

Original languageEnglish
Pages (from-to)13023-13025
Number of pages3
JournalChemical Communications
Volume50
Issue number86
DOIs
Publication statusPublished - 2014

Keywords

  • ACETYLMURAMYL-PENTAPEPTIDE-TRANSLOCASE
  • BIOSYNTHETIC GENE-CLUSTER
  • CELL-WALL SYNTHESIS
  • BACTERIOPHAGE PHI-X174
  • ESCHERICHIA-COLI
  • MUREIDOMYCIN-A
  • IDENTIFICATION
  • INHIBITION
  • ANALOGS

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