The potato transcriptional co-activator StMBF1 is up-regulated in response to oxidative stress and interacts with the TATA-box binding protein

To gain a better understanding on the function of the potato Solanum tuberosum Multiprotein Bridging Factor 1 protein (StMBF1) its interaction with the TATA box binding protein (TBP) was demonstrated. In addition we reported that StMBF1 rescues the yeast mbf1 mutant phenotype, indicating its role as...

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Autores principales: Arce, D.P., Tonón, C., Zanetti, M.E., Godoy, A.V., Hirose, S., Casalongué, C.A.
Formato: JOUR
Lenguaje:English
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Acceso en línea:http://hdl.handle.net/20.500.12110/paper_12258687_v39_n4_p355_Arce
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spelling todo:paper_12258687_v39_n4_p355_Arce2023-10-03T16:09:03Z The potato transcriptional co-activator StMBF1 is up-regulated in response to oxidative stress and interacts with the TATA-box binding protein Arce, D.P. Tonón, C. Zanetti, M.E. Godoy, A.V. Hirose, S. Casalongué, C.A. MBF1 Solanum tuberosum Stress Transcriptional co-activator Solanum tuberosum To gain a better understanding on the function of the potato Solanum tuberosum Multiprotein Bridging Factor 1 protein (StMBF1) its interaction with the TATA box binding protein (TBP) was demonstrated. In addition we reported that StMBF1 rescues the yeast mbf1 mutant phenotype, indicating its role as a plant co-activator. These data reinforce the hypothesis that MBF1 function is also conserved among non closely related plant species. In addition, measurement of StMBF1 protein level by Western blot using anti-StMBF1 antibodies indicated that the protein level increased upon H 2O 2 and heat shock treatments. However, the potato β-1,3-glucanase protein level was not changed under the same experimental conditions. These data indicate that StMBF1 participates in the cell stress response against oxidative stress allowing us to suggest that MBF1 genes from different plant groups may share similar functions. JOUR English info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar http://hdl.handle.net/20.500.12110/paper_12258687_v39_n4_p355_Arce
institution Universidad de Buenos Aires
institution_str I-28
repository_str R-134
collection Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA)
language English
orig_language_str_mv English
topic MBF1
Solanum tuberosum
Stress
Transcriptional co-activator
Solanum tuberosum
spellingShingle MBF1
Solanum tuberosum
Stress
Transcriptional co-activator
Solanum tuberosum
Arce, D.P.
Tonón, C.
Zanetti, M.E.
Godoy, A.V.
Hirose, S.
Casalongué, C.A.
The potato transcriptional co-activator StMBF1 is up-regulated in response to oxidative stress and interacts with the TATA-box binding protein
topic_facet MBF1
Solanum tuberosum
Stress
Transcriptional co-activator
Solanum tuberosum
description To gain a better understanding on the function of the potato Solanum tuberosum Multiprotein Bridging Factor 1 protein (StMBF1) its interaction with the TATA box binding protein (TBP) was demonstrated. In addition we reported that StMBF1 rescues the yeast mbf1 mutant phenotype, indicating its role as a plant co-activator. These data reinforce the hypothesis that MBF1 function is also conserved among non closely related plant species. In addition, measurement of StMBF1 protein level by Western blot using anti-StMBF1 antibodies indicated that the protein level increased upon H 2O 2 and heat shock treatments. However, the potato β-1,3-glucanase protein level was not changed under the same experimental conditions. These data indicate that StMBF1 participates in the cell stress response against oxidative stress allowing us to suggest that MBF1 genes from different plant groups may share similar functions.
format JOUR
author Arce, D.P.
Tonón, C.
Zanetti, M.E.
Godoy, A.V.
Hirose, S.
Casalongué, C.A.
author_facet Arce, D.P.
Tonón, C.
Zanetti, M.E.
Godoy, A.V.
Hirose, S.
Casalongué, C.A.
author_sort Arce, D.P.
title The potato transcriptional co-activator StMBF1 is up-regulated in response to oxidative stress and interacts with the TATA-box binding protein
title_short The potato transcriptional co-activator StMBF1 is up-regulated in response to oxidative stress and interacts with the TATA-box binding protein
title_full The potato transcriptional co-activator StMBF1 is up-regulated in response to oxidative stress and interacts with the TATA-box binding protein
title_fullStr The potato transcriptional co-activator StMBF1 is up-regulated in response to oxidative stress and interacts with the TATA-box binding protein
title_full_unstemmed The potato transcriptional co-activator StMBF1 is up-regulated in response to oxidative stress and interacts with the TATA-box binding protein
title_sort potato transcriptional co-activator stmbf1 is up-regulated in response to oxidative stress and interacts with the tata-box binding protein
url http://hdl.handle.net/20.500.12110/paper_12258687_v39_n4_p355_Arce
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