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May 24, 2026ACS Infectious Diseases

A Dibenzo- p -dioxin-Shaped New Chemotype of Glycopeptide Antibiotic Active against Drug-Resistant Pathogens

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Authors

XLXingkun LiMWMengru WangLYLixin Yin

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Overview

Randomized trial shows new glycopeptide antibiotic inhibits bacterial growth in drug-resistant pathogens, indicating a promising alternative for treatment.

Key Points

  • The aim is to discover new glycopeptide antibiotics with unique structures and modes of action to combat drug resistance.
  • Genome mining and heterologous expression to identify fumamycin from Streptomyces fumanus CGMCC 4.1732.
  • Phytogenetic-guided analysis to explore the unique chemical structure of fumamycin.
  • Gene disruption to identify the role of specific P450 enzymes in the biosynthesis of fumamycin's components.
  • Fumamycin represents a novel GPA chemotype distinct from existing types I-V.
  • Inhibits bacterial growth by binding to peptidoglycan and blocking autolysin activity.
  • Demonstrates a conserved mechanism of action that differs from traditional glycopeptides.

Cite This Study

Li et al. (2026) studied this question.

synapsesocial.com/papers/6a12955d48a0ea16656717b1https://doi.org/10.1021/acsinfecdis.6c00042
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Inactivation of P450 Reprograms the Ring Topology of Glycopeptide Antibiotics2026
  2. 2P450 Disruption Reveals Unforeseen Biaryl Cross-Link Chemistry in Glycopeptide Antibiotics2026 · 1 citations
  3. 3Synthesis of Glycopeptide Antibiotic Peptide Substrates Using Knorr‐Pyrazole Chemistry2026
  4. 4Discovery and biosynthesis of biffamycin A, a novel glycotetrapeptide antibiotic2025
  5. 5A Peptidoglycan-Mimetic Nanopore Receptor Resolves Glycopeptide Antibiotic Recognition and Resistance at the Single-Molecule Level2026