Phosphorylation of BlaR1 in Manifestation of Antibiotic Resistance in Methicillin-Resistant Staphylococcus aureus and Its Abrogation by Small Molecules
- Autores
- Boudreau, Marc A.; Fishovitz, Jennifer; Llarrull, Leticia Irene; Xiao, Qiaobin; Mobashery, Shahriar
- Año de publicación
- 2015
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Methicillin-resistant Staphylococcus aureus (MRSA), an important human pathogen, has evolved an inducible mechanism for resistance to β-lactam antibiotics. We report herein that the integral membrane protein BlaR1, the β- lactam sensor/signal transducer protein, is phosphorylated on exposure to β-lactam antibiotics. This event is critical to the onset of the induction of antibiotic resistance. Furthermore, we document that BlaR1 phosphorylation and the antibioticresistance phenotype are both reversed in the presence of synthetic protein kinase inhibitors of our design, restoring susceptibility of the organism to a penicillin, resurrecting it from obsolescence in treatment of these intransigent bacteria.
Fil: Boudreau, Marc A.. University Of Notre Dame-Indiana; Estados Unidos
Fil: Fishovitz, Jennifer. University Of Notre Dame-Indiana; Estados Unidos
Fil: Llarrull, Leticia Irene. University Of Notre Dame-Indiana; Estados Unidos. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Xiao, Qiaobin. University Of Notre Dame-Indiana; Estados Unidos
Fil: Mobashery, Shahriar. University Of Notre Dame-Indiana; Estados Unidos - Materia
-
Blar1
Phosphorylation
Mrsa
Kinase Inhibitor
Stk1 - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/21386
Ver los metadatos del registro completo
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Phosphorylation of BlaR1 in Manifestation of Antibiotic Resistance in Methicillin-Resistant Staphylococcus aureus and Its Abrogation by Small MoleculesBoudreau, Marc A.Fishovitz, JenniferLlarrull, Leticia IreneXiao, QiaobinMobashery, ShahriarBlar1PhosphorylationMrsaKinase InhibitorStk1https://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1https://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1Methicillin-resistant Staphylococcus aureus (MRSA), an important human pathogen, has evolved an inducible mechanism for resistance to β-lactam antibiotics. We report herein that the integral membrane protein BlaR1, the β- lactam sensor/signal transducer protein, is phosphorylated on exposure to β-lactam antibiotics. This event is critical to the onset of the induction of antibiotic resistance. Furthermore, we document that BlaR1 phosphorylation and the antibioticresistance phenotype are both reversed in the presence of synthetic protein kinase inhibitors of our design, restoring susceptibility of the organism to a penicillin, resurrecting it from obsolescence in treatment of these intransigent bacteria.Fil: Boudreau, Marc A.. University Of Notre Dame-Indiana; Estados UnidosFil: Fishovitz, Jennifer. University Of Notre Dame-Indiana; Estados UnidosFil: Llarrull, Leticia Irene. University Of Notre Dame-Indiana; Estados Unidos. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Xiao, Qiaobin. University Of Notre Dame-Indiana; Estados UnidosFil: Mobashery, Shahriar. University Of Notre Dame-Indiana; Estados UnidosAmerican Chemical Society2015-08info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/21386Boudreau, Marc A.; Fishovitz, Jennifer; Llarrull, Leticia Irene; Xiao, Qiaobin; Mobashery, Shahriar; Phosphorylation of BlaR1 in Manifestation of Antibiotic Resistance in Methicillin-Resistant Staphylococcus aureus and Its Abrogation by Small Molecules; American Chemical Society; ACS Infectious Diseases; 1; 10; 8-2015; 454-4592373-8227CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1021/acsinfecdis.5b00086info:eu-repo/semantics/altIdentifier/url/http://pubs.acs.org/doi/10.1021/acsinfecdis.5b00086info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:42:13Zoai:ri.conicet.gov.ar:11336/21386instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 09:42:13.331CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Phosphorylation of BlaR1 in Manifestation of Antibiotic Resistance in Methicillin-Resistant Staphylococcus aureus and Its Abrogation by Small Molecules |
title |
Phosphorylation of BlaR1 in Manifestation of Antibiotic Resistance in Methicillin-Resistant Staphylococcus aureus and Its Abrogation by Small Molecules |
spellingShingle |
Phosphorylation of BlaR1 in Manifestation of Antibiotic Resistance in Methicillin-Resistant Staphylococcus aureus and Its Abrogation by Small Molecules Boudreau, Marc A. Blar1 Phosphorylation Mrsa Kinase Inhibitor Stk1 |
title_short |
Phosphorylation of BlaR1 in Manifestation of Antibiotic Resistance in Methicillin-Resistant Staphylococcus aureus and Its Abrogation by Small Molecules |
title_full |
Phosphorylation of BlaR1 in Manifestation of Antibiotic Resistance in Methicillin-Resistant Staphylococcus aureus and Its Abrogation by Small Molecules |
title_fullStr |
Phosphorylation of BlaR1 in Manifestation of Antibiotic Resistance in Methicillin-Resistant Staphylococcus aureus and Its Abrogation by Small Molecules |
title_full_unstemmed |
Phosphorylation of BlaR1 in Manifestation of Antibiotic Resistance in Methicillin-Resistant Staphylococcus aureus and Its Abrogation by Small Molecules |
title_sort |
Phosphorylation of BlaR1 in Manifestation of Antibiotic Resistance in Methicillin-Resistant Staphylococcus aureus and Its Abrogation by Small Molecules |
dc.creator.none.fl_str_mv |
Boudreau, Marc A. Fishovitz, Jennifer Llarrull, Leticia Irene Xiao, Qiaobin Mobashery, Shahriar |
author |
Boudreau, Marc A. |
author_facet |
Boudreau, Marc A. Fishovitz, Jennifer Llarrull, Leticia Irene Xiao, Qiaobin Mobashery, Shahriar |
author_role |
author |
author2 |
Fishovitz, Jennifer Llarrull, Leticia Irene Xiao, Qiaobin Mobashery, Shahriar |
author2_role |
author author author author |
dc.subject.none.fl_str_mv |
Blar1 Phosphorylation Mrsa Kinase Inhibitor Stk1 |
topic |
Blar1 Phosphorylation Mrsa Kinase Inhibitor Stk1 |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.6 https://purl.org/becyt/ford/1 https://purl.org/becyt/ford/1.6 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
Methicillin-resistant Staphylococcus aureus (MRSA), an important human pathogen, has evolved an inducible mechanism for resistance to β-lactam antibiotics. We report herein that the integral membrane protein BlaR1, the β- lactam sensor/signal transducer protein, is phosphorylated on exposure to β-lactam antibiotics. This event is critical to the onset of the induction of antibiotic resistance. Furthermore, we document that BlaR1 phosphorylation and the antibioticresistance phenotype are both reversed in the presence of synthetic protein kinase inhibitors of our design, restoring susceptibility of the organism to a penicillin, resurrecting it from obsolescence in treatment of these intransigent bacteria. Fil: Boudreau, Marc A.. University Of Notre Dame-Indiana; Estados Unidos Fil: Fishovitz, Jennifer. University Of Notre Dame-Indiana; Estados Unidos Fil: Llarrull, Leticia Irene. University Of Notre Dame-Indiana; Estados Unidos. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Xiao, Qiaobin. University Of Notre Dame-Indiana; Estados Unidos Fil: Mobashery, Shahriar. University Of Notre Dame-Indiana; Estados Unidos |
description |
Methicillin-resistant Staphylococcus aureus (MRSA), an important human pathogen, has evolved an inducible mechanism for resistance to β-lactam antibiotics. We report herein that the integral membrane protein BlaR1, the β- lactam sensor/signal transducer protein, is phosphorylated on exposure to β-lactam antibiotics. This event is critical to the onset of the induction of antibiotic resistance. Furthermore, we document that BlaR1 phosphorylation and the antibioticresistance phenotype are both reversed in the presence of synthetic protein kinase inhibitors of our design, restoring susceptibility of the organism to a penicillin, resurrecting it from obsolescence in treatment of these intransigent bacteria. |
publishDate |
2015 |
dc.date.none.fl_str_mv |
2015-08 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/21386 Boudreau, Marc A.; Fishovitz, Jennifer; Llarrull, Leticia Irene; Xiao, Qiaobin; Mobashery, Shahriar; Phosphorylation of BlaR1 in Manifestation of Antibiotic Resistance in Methicillin-Resistant Staphylococcus aureus and Its Abrogation by Small Molecules; American Chemical Society; ACS Infectious Diseases; 1; 10; 8-2015; 454-459 2373-8227 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/21386 |
identifier_str_mv |
Boudreau, Marc A.; Fishovitz, Jennifer; Llarrull, Leticia Irene; Xiao, Qiaobin; Mobashery, Shahriar; Phosphorylation of BlaR1 in Manifestation of Antibiotic Resistance in Methicillin-Resistant Staphylococcus aureus and Its Abrogation by Small Molecules; American Chemical Society; ACS Infectious Diseases; 1; 10; 8-2015; 454-459 2373-8227 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1021/acsinfecdis.5b00086 info:eu-repo/semantics/altIdentifier/url/http://pubs.acs.org/doi/10.1021/acsinfecdis.5b00086 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
American Chemical Society |
publisher.none.fl_str_mv |
American Chemical Society |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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1844613330288771072 |
score |
13.070432 |