Listeria monocytogenes folate metabolism is required to generate N-formylmethionine during infection

ABSTRACT Folic acid and its derivatives are required for the synthesis of purines, pyrimidines, and some amino acids. Antifolate antibiotics that target the folic acid metabolism pathway are commonly used for the treatment of listeriosis caused by the intracellular pathogen Listeria monocytogenes (L...

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Main Authors: Qing Tang, Michelle L. Reniere
Format: Article
Language:English
Published: American Society for Microbiology 2023-10-01
Series:mBio
Subjects:
Online Access:https://journals.asm.org/doi/10.1128/mbio.01385-23
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author Qing Tang
Michelle L. Reniere
author_facet Qing Tang
Michelle L. Reniere
author_sort Qing Tang
collection DOAJ
description ABSTRACT Folic acid and its derivatives are required for the synthesis of purines, pyrimidines, and some amino acids. Antifolate antibiotics that target the folic acid metabolism pathway are commonly used for the treatment of listeriosis caused by the intracellular pathogen Listeria monocytogenes (Lm). In recent work in mBio, Feng et al. sought to understand the role of folic acid metabolism in Lm virulence (Y. Feng, S. Chang, D. A. Portnoy, 2023, mBio https://doi.org/10.1128/mbio.01074-23). The authors discovered that N-formylmethionine, an amino acid utilized by bacteria to initiate protein synthesis, is crucial for Lm intracellular growth and pathogenesis. Surprisingly, purines and thymidine were found to be dispensable for Lm infection. Together these results demonstrate that while Lm can obtain many essential nutrients from the host cytosol, including purines and most amino acids, it requires N-formylmethionine biosynthesis to properly regulate translation initiation during infection.
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spelling doaj.art-1353f6aabc3c47a483d6a86bb44a9b3a2023-11-16T21:48:01ZengAmerican Society for MicrobiologymBio2150-75112023-10-0114510.1128/mbio.01385-23Listeria monocytogenes folate metabolism is required to generate N-formylmethionine during infectionQing Tang0Michelle L. Reniere1Department of Microbiology, School of Medicine, University of Washington , Seattle, Washington, USADepartment of Microbiology, School of Medicine, University of Washington , Seattle, Washington, USAABSTRACT Folic acid and its derivatives are required for the synthesis of purines, pyrimidines, and some amino acids. Antifolate antibiotics that target the folic acid metabolism pathway are commonly used for the treatment of listeriosis caused by the intracellular pathogen Listeria monocytogenes (Lm). In recent work in mBio, Feng et al. sought to understand the role of folic acid metabolism in Lm virulence (Y. Feng, S. Chang, D. A. Portnoy, 2023, mBio https://doi.org/10.1128/mbio.01074-23). The authors discovered that N-formylmethionine, an amino acid utilized by bacteria to initiate protein synthesis, is crucial for Lm intracellular growth and pathogenesis. Surprisingly, purines and thymidine were found to be dispensable for Lm infection. Together these results demonstrate that while Lm can obtain many essential nutrients from the host cytosol, including purines and most amino acids, it requires N-formylmethionine biosynthesis to properly regulate translation initiation during infection.https://journals.asm.org/doi/10.1128/mbio.01385-23virulencetranslational controlfolate metabolismListeria monocytogenes
spellingShingle Qing Tang
Michelle L. Reniere
Listeria monocytogenes folate metabolism is required to generate N-formylmethionine during infection
mBio
virulence
translational control
folate metabolism
Listeria monocytogenes
title Listeria monocytogenes folate metabolism is required to generate N-formylmethionine during infection
title_full Listeria monocytogenes folate metabolism is required to generate N-formylmethionine during infection
title_fullStr Listeria monocytogenes folate metabolism is required to generate N-formylmethionine during infection
title_full_unstemmed Listeria monocytogenes folate metabolism is required to generate N-formylmethionine during infection
title_short Listeria monocytogenes folate metabolism is required to generate N-formylmethionine during infection
title_sort listeria monocytogenes folate metabolism is required to generate n formylmethionine during infection
topic virulence
translational control
folate metabolism
Listeria monocytogenes
url https://journals.asm.org/doi/10.1128/mbio.01385-23
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AT michellelreniere listeriamonocytogenesfolatemetabolismisrequiredtogeneratenformylmethionineduringinfection