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Populus euphratica remorin 6.5 activates plasma membrane H+-ATPases to mediate salt tolerance.

Identifieur interne : 000187 ( Main/Exploration ); précédent : 000186; suivant : 000188

Populus euphratica remorin 6.5 activates plasma membrane H+-ATPases to mediate salt tolerance.

Auteurs : Huilong Zhang [République populaire de Chine] ; Chen Deng [République populaire de Chine] ; Xia Wu [République populaire de Chine] ; Jun Yao [République populaire de Chine] ; Yanli Zhang [République populaire de Chine] ; Yinan Zhang [République populaire de Chine] ; Shurong Deng [République populaire de Chine] ; Nan Zhao [République populaire de Chine] ; Rui Zhao [République populaire de Chine] ; Xiaoyang Zhou [République populaire de Chine] ; Cunfu Lu [République populaire de Chine] ; Shanzhi Lin [République populaire de Chine] ; Shaoliang Chen [République populaire de Chine]

Source :

RBID : pubmed:32159803

Descripteurs français

English descriptors

Abstract

Remorins (REMs) play an important role in the ability of plants to adapt to adverse environments. PeREM6.5, a protein of the REM family in Populus euphratica (salt-resistant poplar), was induced by NaCl stress in callus, roots and leaves. We cloned the full-length PeREM6.5 from P. euphratica and transformed it into Escherichia coli and Arabidopsis thaliana. PeREM6.5 recombinant protein significantly increased the H+-ATPase hydrolytic activity and H+ transport activity in P. euphratica plasma membrane (PM) vesicles. Yeast two-hybrid assay showed that P. euphratica REM6.5 interacted with RPM1-interacting protein 4 (PeRIN4). Notably, the PeREM6.5-induced increase in PM H+-ATPase activity was enhanced by PeRIN4 recombinant protein. Overexpression of PeREM6.5 in Arabidopsis significantly improved salt tolerance in transgenic plants in terms of survival rate, root growth, electrolyte leakage and malondialdehyde content. Arabidopsis plants overexpressing PeREM6.5 retained high PM H+-ATPase activity in both in vivo and in vitro assays. PeREM6.5-transgenic plants had reduced accumulation of Na+ due to the Na+ extrusion promoted by the H+-ATPases. Moreover, the H+ pumps caused hyperpolarization of the PM, which reduced the K+ loss mediated by the depolarization-activated channels in the PM of salinized roots. Therefore, we conclude that PeREM6.5 regulated H+-ATPase activity in the PM, thus enhancing the plant capacity to maintain ionic homeostasis under salinity.

DOI: 10.1093/treephys/tpaa022
PubMed: 32159803


Affiliations:


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Le document en format XML

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<title xml:lang="en">Populus euphratica remorin 6.5 activates plasma membrane H+-ATPases to mediate salt tolerance.</title>
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<nlm:affiliation>Tianjin Research Institute of Forestry of Chinese Academy of Forestry, Tianjin 300450, China.</nlm:affiliation>
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<name sortKey="Wu, Xia" sort="Wu, Xia" uniqKey="Wu X" first="Xia" last="Wu">Xia Wu</name>
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<name sortKey="Zhang, Yanli" sort="Zhang, Yanli" uniqKey="Zhang Y" first="Yanli" last="Zhang">Yanli Zhang</name>
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<name sortKey="Zhang, Yinan" sort="Zhang, Yinan" uniqKey="Zhang Y" first="Yinan" last="Zhang">Yinan Zhang</name>
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<wicri:regionArea>Forestry Institute of New Technology, Chinese Academy of Forestry, Beijing 100091</wicri:regionArea>
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<name sortKey="Deng, Shurong" sort="Deng, Shurong" uniqKey="Deng S" first="Shurong" last="Deng">Shurong Deng</name>
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<nlm:affiliation>State Key Laboratory of Tree Genetics and Breeding, The Research Institute of Forestry, Chinese Academy of Forestry, Beijing 100091, China.</nlm:affiliation>
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<wicri:regionArea>State Key Laboratory of Tree Genetics and Breeding, The Research Institute of Forestry, Chinese Academy of Forestry, Beijing 100091</wicri:regionArea>
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<settlement type="city">Pékin</settlement>
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<name sortKey="Zhao, Nan" sort="Zhao, Nan" uniqKey="Zhao N" first="Nan" last="Zhao">Nan Zhao</name>
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<nlm:affiliation>Beijing Advanced Innovation Center for Tree Breeding by Molecular Design, College of Biological Sciences and Technology (Box 162), Beijing Forestry University, Beijing 100083, China.</nlm:affiliation>
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<name sortKey="Zhao, Rui" sort="Zhao, Rui" uniqKey="Zhao R" first="Rui" last="Zhao">Rui Zhao</name>
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<name sortKey="Zhou, Xiaoyang" sort="Zhou, Xiaoyang" uniqKey="Zhou X" first="Xiaoyang" last="Zhou">Xiaoyang Zhou</name>
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<name sortKey="Lu, Cunfu" sort="Lu, Cunfu" uniqKey="Lu C" first="Cunfu" last="Lu">Cunfu Lu</name>
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<name sortKey="Lin, Shanzhi" sort="Lin, Shanzhi" uniqKey="Lin S" first="Shanzhi" last="Lin">Shanzhi Lin</name>
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<name sortKey="Chen, Shaoliang" sort="Chen, Shaoliang" uniqKey="Chen S" first="Shaoliang" last="Chen">Shaoliang Chen</name>
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<title level="j">Tree physiology</title>
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<keywords scheme="KwdEn" xml:lang="en">
<term>Cell Membrane (MeSH)</term>
<term>Gene Expression Regulation, Plant (MeSH)</term>
<term>Plant Proteins (genetics)</term>
<term>Plant Roots (genetics)</term>
<term>Plants, Genetically Modified (MeSH)</term>
<term>Populus (genetics)</term>
<term>Salt Tolerance (MeSH)</term>
</keywords>
<keywords scheme="KwdFr" xml:lang="fr">
<term>Membrane cellulaire (MeSH)</term>
<term>Populus (génétique)</term>
<term>Protéines végétales (génétique)</term>
<term>Racines de plante (génétique)</term>
<term>Régulation de l'expression des gènes végétaux (MeSH)</term>
<term>Tolérance au sel (MeSH)</term>
<term>Végétaux génétiquement modifiés (MeSH)</term>
</keywords>
<keywords scheme="MESH" type="chemical" qualifier="genetics" xml:lang="en">
<term>Plant Proteins</term>
</keywords>
<keywords scheme="MESH" qualifier="genetics" xml:lang="en">
<term>Plant Roots</term>
<term>Populus</term>
</keywords>
<keywords scheme="MESH" qualifier="génétique" xml:lang="fr">
<term>Populus</term>
<term>Protéines végétales</term>
<term>Racines de plante</term>
</keywords>
<keywords scheme="MESH" xml:lang="en">
<term>Cell Membrane</term>
<term>Gene Expression Regulation, Plant</term>
<term>Plants, Genetically Modified</term>
<term>Salt Tolerance</term>
</keywords>
<keywords scheme="MESH" xml:lang="fr">
<term>Membrane cellulaire</term>
<term>Régulation de l'expression des gènes végétaux</term>
<term>Tolérance au sel</term>
<term>Végétaux génétiquement modifiés</term>
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<front>
<div type="abstract" xml:lang="en">Remorins (REMs) play an important role in the ability of plants to adapt to adverse environments. PeREM6.5, a protein of the REM family in Populus euphratica (salt-resistant poplar), was induced by NaCl stress in callus, roots and leaves. We cloned the full-length PeREM6.5 from P. euphratica and transformed it into Escherichia coli and Arabidopsis thaliana. PeREM6.5 recombinant protein significantly increased the H+-ATPase hydrolytic activity and H+ transport activity in P. euphratica plasma membrane (PM) vesicles. Yeast two-hybrid assay showed that P. euphratica REM6.5 interacted with RPM1-interacting protein 4 (PeRIN4). Notably, the PeREM6.5-induced increase in PM H+-ATPase activity was enhanced by PeRIN4 recombinant protein. Overexpression of PeREM6.5 in Arabidopsis significantly improved salt tolerance in transgenic plants in terms of survival rate, root growth, electrolyte leakage and malondialdehyde content. Arabidopsis plants overexpressing PeREM6.5 retained high PM H+-ATPase activity in both in vivo and in vitro assays. PeREM6.5-transgenic plants had reduced accumulation of Na+ due to the Na+ extrusion promoted by the H+-ATPases. Moreover, the H+ pumps caused hyperpolarization of the PM, which reduced the K+ loss mediated by the depolarization-activated channels in the PM of salinized roots. Therefore, we conclude that PeREM6.5 regulated H+-ATPase activity in the PM, thus enhancing the plant capacity to maintain ionic homeostasis under salinity.</div>
</front>
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<DateCompleted>
<Year>2020</Year>
<Month>10</Month>
<Day>01</Day>
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<DateRevised>
<Year>2020</Year>
<Month>10</Month>
<Day>01</Day>
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<ISSN IssnType="Electronic">1758-4469</ISSN>
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<Volume>40</Volume>
<Issue>6</Issue>
<PubDate>
<Year>2020</Year>
<Month>05</Month>
<Day>30</Day>
</PubDate>
</JournalIssue>
<Title>Tree physiology</Title>
<ISOAbbreviation>Tree Physiol</ISOAbbreviation>
</Journal>
<ArticleTitle>Populus euphratica remorin 6.5 activates plasma membrane H+-ATPases to mediate salt tolerance.</ArticleTitle>
<Pagination>
<MedlinePgn>731-745</MedlinePgn>
</Pagination>
<ELocationID EIdType="doi" ValidYN="Y">10.1093/treephys/tpaa022</ELocationID>
<Abstract>
<AbstractText>Remorins (REMs) play an important role in the ability of plants to adapt to adverse environments. PeREM6.5, a protein of the REM family in Populus euphratica (salt-resistant poplar), was induced by NaCl stress in callus, roots and leaves. We cloned the full-length PeREM6.5 from P. euphratica and transformed it into Escherichia coli and Arabidopsis thaliana. PeREM6.5 recombinant protein significantly increased the H+-ATPase hydrolytic activity and H+ transport activity in P. euphratica plasma membrane (PM) vesicles. Yeast two-hybrid assay showed that P. euphratica REM6.5 interacted with RPM1-interacting protein 4 (PeRIN4). Notably, the PeREM6.5-induced increase in PM H+-ATPase activity was enhanced by PeRIN4 recombinant protein. Overexpression of PeREM6.5 in Arabidopsis significantly improved salt tolerance in transgenic plants in terms of survival rate, root growth, electrolyte leakage and malondialdehyde content. Arabidopsis plants overexpressing PeREM6.5 retained high PM H+-ATPase activity in both in vivo and in vitro assays. PeREM6.5-transgenic plants had reduced accumulation of Na+ due to the Na+ extrusion promoted by the H+-ATPases. Moreover, the H+ pumps caused hyperpolarization of the PM, which reduced the K+ loss mediated by the depolarization-activated channels in the PM of salinized roots. Therefore, we conclude that PeREM6.5 regulated H+-ATPase activity in the PM, thus enhancing the plant capacity to maintain ionic homeostasis under salinity.</AbstractText>
<CopyrightInformation>© The Author(s) 2020. Published by Oxford University Press. All rights reserved. For permissions, please e-mail: journals.permission@oup.com.</CopyrightInformation>
</Abstract>
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<LastName>Zhang</LastName>
<ForeName>Huilong</ForeName>
<Initials>H</Initials>
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<Affiliation>Beijing Advanced Innovation Center for Tree Breeding by Molecular Design, College of Biological Sciences and Technology (Box 162), Beijing Forestry University, Beijing 100083, China.</Affiliation>
</AffiliationInfo>
<AffiliationInfo>
<Affiliation>Tianjin Research Institute of Forestry of Chinese Academy of Forestry, Tianjin 300450, China.</Affiliation>
</AffiliationInfo>
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<LastName>Deng</LastName>
<ForeName>Chen</ForeName>
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<Affiliation>Beijing Advanced Innovation Center for Tree Breeding by Molecular Design, College of Biological Sciences and Technology (Box 162), Beijing Forestry University, Beijing 100083, China.</Affiliation>
</AffiliationInfo>
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<LastName>Wu</LastName>
<ForeName>Xia</ForeName>
<Initials>X</Initials>
<AffiliationInfo>
<Affiliation>Beijing Advanced Innovation Center for Tree Breeding by Molecular Design, College of Biological Sciences and Technology (Box 162), Beijing Forestry University, Beijing 100083, China.</Affiliation>
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<LastName>Yao</LastName>
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<Affiliation>Beijing Advanced Innovation Center for Tree Breeding by Molecular Design, College of Biological Sciences and Technology (Box 162), Beijing Forestry University, Beijing 100083, China.</Affiliation>
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<LastName>Zhou</LastName>
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<LastName>Lu</LastName>
<ForeName>Cunfu</ForeName>
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<Affiliation>Beijing Advanced Innovation Center for Tree Breeding by Molecular Design, College of Biological Sciences and Technology (Box 162), Beijing Forestry University, Beijing 100083, China.</Affiliation>
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<ForeName>Shanzhi</ForeName>
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<Affiliation>Beijing Advanced Innovation Center for Tree Breeding by Molecular Design, College of Biological Sciences and Technology (Box 162), Beijing Forestry University, Beijing 100083, China.</Affiliation>
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<Country>Canada</Country>
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<MeshHeading>
<DescriptorName UI="D018517" MajorTopicYN="N">Plant Roots</DescriptorName>
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<DescriptorName UI="D030821" MajorTopicYN="N">Plants, Genetically Modified</DescriptorName>
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<DescriptorName UI="D032107" MajorTopicYN="N">Populus</DescriptorName>
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<Keyword MajorTopicYN="Y">H+-ATPase</Keyword>
<Keyword MajorTopicYN="Y">Na+ flux</Keyword>
<Keyword MajorTopicYN="Y">NaCl</Keyword>
<Keyword MajorTopicYN="Y">RIN4</Keyword>
<Keyword MajorTopicYN="Y">plasma membrane vesicles</Keyword>
<Keyword MajorTopicYN="Y">poplar</Keyword>
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<name sortKey="Zhang, Huilong" sort="Zhang, Huilong" uniqKey="Zhang H" first="Huilong" last="Zhang">Huilong Zhang</name>
<name sortKey="Zhang, Yanli" sort="Zhang, Yanli" uniqKey="Zhang Y" first="Yanli" last="Zhang">Yanli Zhang</name>
<name sortKey="Zhang, Yinan" sort="Zhang, Yinan" uniqKey="Zhang Y" first="Yinan" last="Zhang">Yinan Zhang</name>
<name sortKey="Zhao, Nan" sort="Zhao, Nan" uniqKey="Zhao N" first="Nan" last="Zhao">Nan Zhao</name>
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