The rapid growth of antibiotic-resistant bacterial infections is of major concern for human health. Therefore, it is of great importance to characterize novel targets for the development of antibacterial drugs. One promising protein target is MraY (UDP-N-acetylmuramyl-pentapeptide: undecaprenyl phosphate N-acetylmuramyl-pentapeptide-1-phosphate transferase or MurNAc-1-P-transferase), which is essential for bacterial cell wall synthesis. Here, we summarize recent breakthroughs in structural studies of bacterial MraYs and the closely related human GPT (UDP-N-acetylglucosamine: dolichyl phosphate N-acetylglucosamine-1-phosphate transferase or GlcNAc-1-P-transferase). We present a detailed comparison of interaction modes with the natural product inhibitors tunicamycin and muraymycin D2. Finally, we speculate on possible routes to design an antibacterial agent in the form of a potent and selective inhibitor against MraY.
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http://dx.doi.org/10.1016/j.drudis.2018.05.020 | DOI Listing |
Nat Commun
June 2024
Faculty of Pharmaceutical Sciences, Hokkaido University, Kita-12, Nishi-6, Kita-ku, Sapporo, 060-0812, Japan.
Vaccines (Basel)
April 2024
School of Biology and Biological Engineering, South China University of Technology, Guangzhou 510006, China.
Bacterial ghosts (BGs) are hollow bacterial cell envelopes with intact cellular structures, presenting as promising candidates for various biotechnological and biomedical applications. However, the yield and productivity of BGs have encountered limitations, hindering their large-scale preparation and multi-faceted applications of BGs. Further optimization of BGs is needed for the commercial application of BG technology.
View Article and Find Full Text PDFAntibiotics (Basel)
May 2024
Institute for Pharmaceutical Microbiology (IPM), University of Bonn, University Hospital Bonn, Meckenheimer Allee 168, 53115 Bonn, Germany.
Chlamydial infections and diseases caused by filarial nematodes are global health concerns. However, treatment presents challenges due to treatment failures potentially caused by persisting and long regimens against filarial infections accompanied by low compliance. A new treatment strategy could be the targeting of the reduced peptidoglycan structures involved in cell division in the obligate intracellular bacteria and , the latter being obligate endosymbionts supporting filarial development, growth, and survival.
View Article and Find Full Text PDFMem Inst Oswaldo Cruz
April 2024
Universidade Federal do Rio Grande do Sul, Centro de Biotecnologia, Porto Alegre, RS, Brasil.
Background: The availability of genes and protein sequences for parasites has provided valuable information for drug target identification and vaccine development. One such parasite is Bartonella quintana, a Gram-negative, intracellular pathogen that causes bartonellosis in mammalian hosts.
Objective: Despite progress in understanding its pathogenesis, limited knowledge exists about the virulence factors and regulatory mechanisms specific to B.
Front Cell Infect Microbiol
February 2024
Unit of Microbiology and Immunology, Faculty of Veterinary, University of Zaragoza, Zaragoza, Spain.
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