Targeting Polyphosphate Kinases in the Fight against <named-content content-type="genus-species">Pseudomonas aeruginosa</named-content>

ABSTRACT Polyphosphate (polyP) is a universally conserved molecule that plays critical roles in managing bacterial stress responses, in addition to biofilm formation and virulence. The enzymes that make polyphosphate molecules are called polyphosphate kinases (PPKs). Since these enzymes are not cons...

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Autores principales: Kanchi Baijal, Michael Downey
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Lenguaje:EN
Publicado: American Society for Microbiology 2021
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Acceso en línea:https://doaj.org/article/b800801f6c0743eb875df6e5a4e82236
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spelling oai:doaj.org-article:b800801f6c0743eb875df6e5a4e822362021-11-10T18:37:52ZTargeting Polyphosphate Kinases in the Fight against <named-content content-type="genus-species">Pseudomonas aeruginosa</named-content>10.1128/mBio.01477-212150-7511https://doaj.org/article/b800801f6c0743eb875df6e5a4e822362021-08-01T00:00:00Zhttps://journals.asm.org/doi/10.1128/mBio.01477-21https://doaj.org/toc/2150-7511ABSTRACT Polyphosphate (polyP) is a universally conserved molecule that plays critical roles in managing bacterial stress responses, in addition to biofilm formation and virulence. The enzymes that make polyphosphate molecules are called polyphosphate kinases (PPKs). Since these enzymes are not conserved in higher eukaryotes, PPKs make excellent therapeutic targets. In a recent paper in mBio, Neville and colleagues described gallein, a commercially available G-protein antagonist, as a novel dual-specificity inhibitor against two families of PPK enzymes in Pseudomonas aeruginosa. In this commentary, we discuss the impact of this discovery, outline potential challenges of implementing gallein use in the clinic, and describe how gallein will serve as a fantastic new tool to further fundamental PPK and polyP research in bacteria.Kanchi BaijalMichael DowneyAmerican Society for MicrobiologyarticlePPK1PPK2Pseudomonasenzyme inhibitionpolyphosphatepolyPMicrobiologyQR1-502ENmBio, Vol 12, Iss 4 (2021)
institution DOAJ
collection DOAJ
language EN
topic PPK1
PPK2
Pseudomonas
enzyme inhibition
polyphosphate
polyP
Microbiology
QR1-502
spellingShingle PPK1
PPK2
Pseudomonas
enzyme inhibition
polyphosphate
polyP
Microbiology
QR1-502
Kanchi Baijal
Michael Downey
Targeting Polyphosphate Kinases in the Fight against <named-content content-type="genus-species">Pseudomonas aeruginosa</named-content>
description ABSTRACT Polyphosphate (polyP) is a universally conserved molecule that plays critical roles in managing bacterial stress responses, in addition to biofilm formation and virulence. The enzymes that make polyphosphate molecules are called polyphosphate kinases (PPKs). Since these enzymes are not conserved in higher eukaryotes, PPKs make excellent therapeutic targets. In a recent paper in mBio, Neville and colleagues described gallein, a commercially available G-protein antagonist, as a novel dual-specificity inhibitor against two families of PPK enzymes in Pseudomonas aeruginosa. In this commentary, we discuss the impact of this discovery, outline potential challenges of implementing gallein use in the clinic, and describe how gallein will serve as a fantastic new tool to further fundamental PPK and polyP research in bacteria.
format article
author Kanchi Baijal
Michael Downey
author_facet Kanchi Baijal
Michael Downey
author_sort Kanchi Baijal
title Targeting Polyphosphate Kinases in the Fight against <named-content content-type="genus-species">Pseudomonas aeruginosa</named-content>
title_short Targeting Polyphosphate Kinases in the Fight against <named-content content-type="genus-species">Pseudomonas aeruginosa</named-content>
title_full Targeting Polyphosphate Kinases in the Fight against <named-content content-type="genus-species">Pseudomonas aeruginosa</named-content>
title_fullStr Targeting Polyphosphate Kinases in the Fight against <named-content content-type="genus-species">Pseudomonas aeruginosa</named-content>
title_full_unstemmed Targeting Polyphosphate Kinases in the Fight against <named-content content-type="genus-species">Pseudomonas aeruginosa</named-content>
title_sort targeting polyphosphate kinases in the fight against <named-content content-type="genus-species">pseudomonas aeruginosa</named-content>
publisher American Society for Microbiology
publishDate 2021
url https://doaj.org/article/b800801f6c0743eb875df6e5a4e82236
work_keys_str_mv AT kanchibaijal targetingpolyphosphatekinasesinthefightagainstnamedcontentcontenttypegenusspeciespseudomonasaeruginosanamedcontent
AT michaeldowney targetingpolyphosphatekinasesinthefightagainstnamedcontentcontenttypegenusspeciespseudomonasaeruginosanamedcontent
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