Cerulenin inhibits unsaturated fatty acids synthesis in Bacillus subtilis by modifying the input signal of DesK thermosensor
- Autores
- Porrini, Lucía; Cybulski, Larisa Estefania; Altabe, Silvia Graciela; Mansilla, Maria Cecilia; de Mendoza, Diego
- Año de publicación
- 2014
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Bacillus subtilis responds to a sudden decrease in temperature by transiently inducing the expression of the des gene encoding for a lipid desaturase, D5-Des, which introduces a double bond into the acyl chain of preexisting membrane phospholipids. This D5-Des-mediated membrane remodeling is controlled by the cold-sensor DesK. After cooling, DesK activates the response regulator DesR, which induces transcription of des. We show that inhibition of fatty acid synthesis by the addition of cerulenin, a potent and specific inhibitor of the type II fatty acid synthase, results in increased levels of short-chain fatty acids (FA) in membrane phospholipids that lead to inhibition of the transmembraneinput thermal control of DesK. Furthermore, reduction of phospholipid synthesis by conditional inactivation of the PlsC acyltransferase causes significantly elevated incorporation of long-chain FA and constitutive upregulation of the des gene. Thus, we provide in vivo evidence that the thickness of the hydrophobic core of the lipid bilayer serves as one of the stimulus sensed by the membrane spanning region of DesK.
Fil: Porrini, Lucía. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; Argentina
Fil: Cybulski, Larisa Estefania. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; Argentina
Fil: Altabe, Silvia Graciela. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; Argentina
Fil: Mansilla, Maria Cecilia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; Argentina
Fil: de Mendoza, Diego. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; Argentina - Materia
-
BACILLUS SUBTILIS
TRANSDUCCIÓN DE SEÑALES
SISTEMAS DE DOS COMPONENTES
INTERACCIÓN LÍPIDO-PROTEINA
CERULENIN
THERMOSENSOR
UNSATURATED FATTY ACIDS - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/8818
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oai:ri.conicet.gov.ar:11336/8818 |
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Cerulenin inhibits unsaturated fatty acids synthesis in Bacillus subtilis by modifying the input signal of DesK thermosensorPorrini, LucíaCybulski, Larisa EstefaniaAltabe, Silvia GracielaMansilla, Maria Ceciliade Mendoza, DiegoBACILLUS SUBTILISTRANSDUCCIÓN DE SEÑALESSISTEMAS DE DOS COMPONENTESINTERACCIÓN LÍPIDO-PROTEINACERULENINTHERMOSENSORUNSATURATED FATTY ACIDShttps://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1Bacillus subtilis responds to a sudden decrease in temperature by transiently inducing the expression of the des gene encoding for a lipid desaturase, D5-Des, which introduces a double bond into the acyl chain of preexisting membrane phospholipids. This D5-Des-mediated membrane remodeling is controlled by the cold-sensor DesK. After cooling, DesK activates the response regulator DesR, which induces transcription of des. We show that inhibition of fatty acid synthesis by the addition of cerulenin, a potent and specific inhibitor of the type II fatty acid synthase, results in increased levels of short-chain fatty acids (FA) in membrane phospholipids that lead to inhibition of the transmembraneinput thermal control of DesK. Furthermore, reduction of phospholipid synthesis by conditional inactivation of the PlsC acyltransferase causes significantly elevated incorporation of long-chain FA and constitutive upregulation of the des gene. Thus, we provide in vivo evidence that the thickness of the hydrophobic core of the lipid bilayer serves as one of the stimulus sensed by the membrane spanning region of DesK.Fil: Porrini, Lucía. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; ArgentinaFil: Cybulski, Larisa Estefania. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; ArgentinaFil: Altabe, Silvia Graciela. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; ArgentinaFil: Mansilla, Maria Cecilia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; ArgentinaFil: de Mendoza, Diego. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; ArgentinaWiley2014-04info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/8818Porrini, Lucía; Cybulski, Larisa Estefania; Altabe, Silvia Graciela; Mansilla, Maria Cecilia; de Mendoza, Diego; Cerulenin inhibits unsaturated fatty acids synthesis in Bacillus subtilis by modifying the input signal of DesK thermosensor; Wiley; MicrobiologyOpen; 3; 2; 4-2014; 213-2242045-8827enginfo:eu-repo/semantics/altIdentifier/doi/10.1002/mbo3.154info:eu-repo/semantics/altIdentifier/url/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3996569/info:eu-repo/semantics/altIdentifier/url/http://onlinelibrary.wiley.com/doi/10.1002/mbo3.154/abstractinfo:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:36:01Zoai:ri.conicet.gov.ar:11336/8818instacron: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 09:36:01.661CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Cerulenin inhibits unsaturated fatty acids synthesis in Bacillus subtilis by modifying the input signal of DesK thermosensor |
title |
Cerulenin inhibits unsaturated fatty acids synthesis in Bacillus subtilis by modifying the input signal of DesK thermosensor |
spellingShingle |
Cerulenin inhibits unsaturated fatty acids synthesis in Bacillus subtilis by modifying the input signal of DesK thermosensor Porrini, Lucía BACILLUS SUBTILIS TRANSDUCCIÓN DE SEÑALES SISTEMAS DE DOS COMPONENTES INTERACCIÓN LÍPIDO-PROTEINA CERULENIN THERMOSENSOR UNSATURATED FATTY ACIDS |
title_short |
Cerulenin inhibits unsaturated fatty acids synthesis in Bacillus subtilis by modifying the input signal of DesK thermosensor |
title_full |
Cerulenin inhibits unsaturated fatty acids synthesis in Bacillus subtilis by modifying the input signal of DesK thermosensor |
title_fullStr |
Cerulenin inhibits unsaturated fatty acids synthesis in Bacillus subtilis by modifying the input signal of DesK thermosensor |
title_full_unstemmed |
Cerulenin inhibits unsaturated fatty acids synthesis in Bacillus subtilis by modifying the input signal of DesK thermosensor |
title_sort |
Cerulenin inhibits unsaturated fatty acids synthesis in Bacillus subtilis by modifying the input signal of DesK thermosensor |
dc.creator.none.fl_str_mv |
Porrini, Lucía Cybulski, Larisa Estefania Altabe, Silvia Graciela Mansilla, Maria Cecilia de Mendoza, Diego |
author |
Porrini, Lucía |
author_facet |
Porrini, Lucía Cybulski, Larisa Estefania Altabe, Silvia Graciela Mansilla, Maria Cecilia de Mendoza, Diego |
author_role |
author |
author2 |
Cybulski, Larisa Estefania Altabe, Silvia Graciela Mansilla, Maria Cecilia de Mendoza, Diego |
author2_role |
author author author author |
dc.subject.none.fl_str_mv |
BACILLUS SUBTILIS TRANSDUCCIÓN DE SEÑALES SISTEMAS DE DOS COMPONENTES INTERACCIÓN LÍPIDO-PROTEINA CERULENIN THERMOSENSOR UNSATURATED FATTY ACIDS |
topic |
BACILLUS SUBTILIS TRANSDUCCIÓN DE SEÑALES SISTEMAS DE DOS COMPONENTES INTERACCIÓN LÍPIDO-PROTEINA CERULENIN THERMOSENSOR UNSATURATED FATTY ACIDS |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.6 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
Bacillus subtilis responds to a sudden decrease in temperature by transiently inducing the expression of the des gene encoding for a lipid desaturase, D5-Des, which introduces a double bond into the acyl chain of preexisting membrane phospholipids. This D5-Des-mediated membrane remodeling is controlled by the cold-sensor DesK. After cooling, DesK activates the response regulator DesR, which induces transcription of des. We show that inhibition of fatty acid synthesis by the addition of cerulenin, a potent and specific inhibitor of the type II fatty acid synthase, results in increased levels of short-chain fatty acids (FA) in membrane phospholipids that lead to inhibition of the transmembraneinput thermal control of DesK. Furthermore, reduction of phospholipid synthesis by conditional inactivation of the PlsC acyltransferase causes significantly elevated incorporation of long-chain FA and constitutive upregulation of the des gene. Thus, we provide in vivo evidence that the thickness of the hydrophobic core of the lipid bilayer serves as one of the stimulus sensed by the membrane spanning region of DesK. Fil: Porrini, Lucía. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; Argentina Fil: Cybulski, Larisa Estefania. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; Argentina Fil: Altabe, Silvia Graciela. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; Argentina Fil: Mansilla, Maria Cecilia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; Argentina Fil: de Mendoza, Diego. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Rosario. Instituto de Biología Molecular y Celular de Rosario; Argentina. Universidad Nacional de Rosario, Facultad de Ciencias Bioqu ímicas y Farmacéuticas, Departamento de Microbiolog ía; Argentina |
description |
Bacillus subtilis responds to a sudden decrease in temperature by transiently inducing the expression of the des gene encoding for a lipid desaturase, D5-Des, which introduces a double bond into the acyl chain of preexisting membrane phospholipids. This D5-Des-mediated membrane remodeling is controlled by the cold-sensor DesK. After cooling, DesK activates the response regulator DesR, which induces transcription of des. We show that inhibition of fatty acid synthesis by the addition of cerulenin, a potent and specific inhibitor of the type II fatty acid synthase, results in increased levels of short-chain fatty acids (FA) in membrane phospholipids that lead to inhibition of the transmembraneinput thermal control of DesK. Furthermore, reduction of phospholipid synthesis by conditional inactivation of the PlsC acyltransferase causes significantly elevated incorporation of long-chain FA and constitutive upregulation of the des gene. Thus, we provide in vivo evidence that the thickness of the hydrophobic core of the lipid bilayer serves as one of the stimulus sensed by the membrane spanning region of DesK. |
publishDate |
2014 |
dc.date.none.fl_str_mv |
2014-04 |
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/11336/8818 Porrini, Lucía; Cybulski, Larisa Estefania; Altabe, Silvia Graciela; Mansilla, Maria Cecilia; de Mendoza, Diego; Cerulenin inhibits unsaturated fatty acids synthesis in Bacillus subtilis by modifying the input signal of DesK thermosensor; Wiley; MicrobiologyOpen; 3; 2; 4-2014; 213-224 2045-8827 |
url |
http://hdl.handle.net/11336/8818 |
identifier_str_mv |
Porrini, Lucía; Cybulski, Larisa Estefania; Altabe, Silvia Graciela; Mansilla, Maria Cecilia; de Mendoza, Diego; Cerulenin inhibits unsaturated fatty acids synthesis in Bacillus subtilis by modifying the input signal of DesK thermosensor; Wiley; MicrobiologyOpen; 3; 2; 4-2014; 213-224 2045-8827 |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1002/mbo3.154 info:eu-repo/semantics/altIdentifier/url/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3996569/ info:eu-repo/semantics/altIdentifier/url/http://onlinelibrary.wiley.com/doi/10.1002/mbo3.154/abstract |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Wiley |
publisher.none.fl_str_mv |
Wiley |
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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1844613127217348608 |
score |
13.070432 |