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RNAi-mediated downregulation of poplar plasma membrane intrinsic proteins (PIPs) changes plasma membrane proteome composition and affects leaf physiology.

Identifieur interne : 001B65 ( Main/Exploration ); précédent : 001B64; suivant : 001B66

RNAi-mediated downregulation of poplar plasma membrane intrinsic proteins (PIPs) changes plasma membrane proteome composition and affects leaf physiology.

Auteurs : Zhen Bi [Allemagne] ; Juliane Merl-Pham [Allemagne] ; Norbert Uehlein [Allemagne] ; Ina Zimmer [Allemagne] ; Stefanie Mühlhans [Allemagne] ; Michaela Aichler [Allemagne] ; Axel Karl Walch [Allemagne] ; Ralf Kaldenhoff [Allemagne] ; Klaus Palme [Allemagne] ; Jörg-Peter Schnitzler [Allemagne] ; Katja Block [Allemagne]

Source :

RBID : pubmed:26248320

Descripteurs français

English descriptors

Abstract

Plasma membrane intrinsic proteins (PIPs) are one subfamily of aquaporins that mediate the transmembrane transport of water. To reveal their function in poplar, we generated transgenic poplar plants in which the translation of PIP genes was downregulated by RNA interference investigated these plants with a comprehensive leaf plasma membrane proteome and physiome analysis. First, inhibition of PIP synthesis strongly altered the leaf plasma membrane protein composition. Strikingly, several signaling components and transporters involved in the regulation of stomatal movement were differentially regulated in transgenic poplars. Furthermore, hormonal crosstalk related to abscisic acid, auxin and brassinosteroids was altered, in addition to cell wall biosynthesis/cutinization, the organization of cellular structures and membrane trafficking. A physiological analysis confirmed the proteomic results. The leaves had wider opened stomata and higher net CO2 assimilation and transpiration rates as well as greater mesophyll conductance for CO2 (gm) and leaf hydraulic conductance (Kleaf). Based on these results, we conclude that PIP proteins not only play essential roles in whole leaf water and CO2 flux but have important roles in the regulation of stomatal movement.

DOI: 10.1016/j.jprot.2015.07.029
PubMed: 26248320


Affiliations:


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<term>Aquaporins (metabolism)</term>
<term>Down-Regulation (physiology)</term>
<term>Gene Silencing (physiology)</term>
<term>Plant Leaves (MeSH)</term>
<term>Plant Proteins (metabolism)</term>
<term>Plant Transpiration (physiology)</term>
<term>Plants, Genetically Modified (physiology)</term>
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<term>Aquaporines (métabolisme)</term>
<term>Extinction de l'expression des gènes (physiologie)</term>
<term>Feuilles de plante (MeSH)</term>
<term>Interférence par ARN (physiologie)</term>
<term>Populus (physiologie)</term>
<term>Protéines végétales (métabolisme)</term>
<term>Protéome (métabolisme)</term>
<term>Régulation négative (physiologie)</term>
<term>Transpiration des plantes (physiologie)</term>
<term>Végétaux génétiquement modifiés (physiologie)</term>
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<term>Interférence par ARN</term>
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<div type="abstract" xml:lang="en">Plasma membrane intrinsic proteins (PIPs) are one subfamily of aquaporins that mediate the transmembrane transport of water. To reveal their function in poplar, we generated transgenic poplar plants in which the translation of PIP genes was downregulated by RNA interference investigated these plants with a comprehensive leaf plasma membrane proteome and physiome analysis. First, inhibition of PIP synthesis strongly altered the leaf plasma membrane protein composition. Strikingly, several signaling components and transporters involved in the regulation of stomatal movement were differentially regulated in transgenic poplars. Furthermore, hormonal crosstalk related to abscisic acid, auxin and brassinosteroids was altered, in addition to cell wall biosynthesis/cutinization, the organization of cellular structures and membrane trafficking. A physiological analysis confirmed the proteomic results. The leaves had wider opened stomata and higher net CO2 assimilation and transpiration rates as well as greater mesophyll conductance for CO2 (gm) and leaf hydraulic conductance (Kleaf). Based on these results, we conclude that PIP proteins not only play essential roles in whole leaf water and CO2 flux but have important roles in the regulation of stomatal movement. </div>
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</DateCompleted>
<DateRevised>
<Year>2015</Year>
<Month>10</Month>
<Day>23</Day>
</DateRevised>
<Article PubModel="Print-Electronic">
<Journal>
<ISSN IssnType="Electronic">1876-7737</ISSN>
<JournalIssue CitedMedium="Internet">
<Volume>128</Volume>
<PubDate>
<Year>2015</Year>
<Month>Oct</Month>
<Day>14</Day>
</PubDate>
</JournalIssue>
<Title>Journal of proteomics</Title>
<ISOAbbreviation>J Proteomics</ISOAbbreviation>
</Journal>
<ArticleTitle>RNAi-mediated downregulation of poplar plasma membrane intrinsic proteins (PIPs) changes plasma membrane proteome composition and affects leaf physiology.</ArticleTitle>
<Pagination>
<MedlinePgn>321-32</MedlinePgn>
</Pagination>
<ELocationID EIdType="doi" ValidYN="Y">10.1016/j.jprot.2015.07.029</ELocationID>
<ELocationID EIdType="pii" ValidYN="Y">S1874-3919(15)30082-8</ELocationID>
<Abstract>
<AbstractText>Plasma membrane intrinsic proteins (PIPs) are one subfamily of aquaporins that mediate the transmembrane transport of water. To reveal their function in poplar, we generated transgenic poplar plants in which the translation of PIP genes was downregulated by RNA interference investigated these plants with a comprehensive leaf plasma membrane proteome and physiome analysis. First, inhibition of PIP synthesis strongly altered the leaf plasma membrane protein composition. Strikingly, several signaling components and transporters involved in the regulation of stomatal movement were differentially regulated in transgenic poplars. Furthermore, hormonal crosstalk related to abscisic acid, auxin and brassinosteroids was altered, in addition to cell wall biosynthesis/cutinization, the organization of cellular structures and membrane trafficking. A physiological analysis confirmed the proteomic results. The leaves had wider opened stomata and higher net CO2 assimilation and transpiration rates as well as greater mesophyll conductance for CO2 (gm) and leaf hydraulic conductance (Kleaf). Based on these results, we conclude that PIP proteins not only play essential roles in whole leaf water and CO2 flux but have important roles in the regulation of stomatal movement. </AbstractText>
<CopyrightInformation>Copyright © 2015. Published by Elsevier B.V.</CopyrightInformation>
</Abstract>
<AuthorList CompleteYN="Y">
<Author ValidYN="Y">
<LastName>Bi</LastName>
<ForeName>Zhen</ForeName>
<Initials>Z</Initials>
<AffiliationInfo>
<Affiliation>Research Unit Environmental Simulation, Institute of Biochemical Plant Pathology, Helmholtz Zentrum München, Ingolstädter Landstr.1, 85764 Neuherberg, Germany.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Merl-Pham</LastName>
<ForeName>Juliane</ForeName>
<Initials>J</Initials>
<AffiliationInfo>
<Affiliation>Research Unit Protein Science-Core Facility Proteomics, Helmholtz Zentrum München, Ingolstädter Landstr.1, 85764 Neuherberg, Germany.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Uehlein</LastName>
<ForeName>Norbert</ForeName>
<Initials>N</Initials>
<AffiliationInfo>
<Affiliation>Institute of Applied Plant Science, University of Technology Darmstadt, Schnittspahndtr.10, 64287 Darmstadt, Germany.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Zimmer</LastName>
<ForeName>Ina</ForeName>
<Initials>I</Initials>
<AffiliationInfo>
<Affiliation>Research Unit Environmental Simulation, Institute of Biochemical Plant Pathology, Helmholtz Zentrum München, Ingolstädter Landstr.1, 85764 Neuherberg, Germany.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Mühlhans</LastName>
<ForeName>Stefanie</ForeName>
<Initials>S</Initials>
<AffiliationInfo>
<Affiliation>Research Unit Environmental Simulation, Institute of Biochemical Plant Pathology, Helmholtz Zentrum München, Ingolstädter Landstr.1, 85764 Neuherberg, Germany.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Aichler</LastName>
<ForeName>Michaela</ForeName>
<Initials>M</Initials>
<AffiliationInfo>
<Affiliation>Research Unit Analytical Pathology, Helmholtz Zentrum München, Ingolstädter Landstr.1, 85764 Neuherberg, Germany.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Walch</LastName>
<ForeName>Axel Karl</ForeName>
<Initials>AK</Initials>
<AffiliationInfo>
<Affiliation>Research Unit Analytical Pathology, Helmholtz Zentrum München, Ingolstädter Landstr.1, 85764 Neuherberg, Germany.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Kaldenhoff</LastName>
<ForeName>Ralf</ForeName>
<Initials>R</Initials>
<AffiliationInfo>
<Affiliation>Institute of Applied Plant Science, University of Technology Darmstadt, Schnittspahndtr.10, 64287 Darmstadt, Germany.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Palme</LastName>
<ForeName>Klaus</ForeName>
<Initials>K</Initials>
<AffiliationInfo>
<Affiliation>BIOSS Centre for Biological Signalling Studies, ZBSA Centre for Biosystems Studies, Faculty of Biology, Schänzlestr. 1, University of Freiburg, 79104 Freiburg, Germany.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Schnitzler</LastName>
<ForeName>Jörg-Peter</ForeName>
<Initials>JP</Initials>
<AffiliationInfo>
<Affiliation>Research Unit Environmental Simulation, Institute of Biochemical Plant Pathology, Helmholtz Zentrum München, Ingolstädter Landstr.1, 85764 Neuherberg, Germany.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Block</LastName>
<ForeName>Katja</ForeName>
<Initials>K</Initials>
<AffiliationInfo>
<Affiliation>Research Unit Environmental Simulation, Institute of Biochemical Plant Pathology, Helmholtz Zentrum München, Ingolstädter Landstr.1, 85764 Neuherberg, Germany. Electronic address: katja.block@helmholtz-muenchen.de.</Affiliation>
</AffiliationInfo>
</Author>
</AuthorList>
<Language>eng</Language>
<PublicationTypeList>
<PublicationType UI="D016428">Journal Article</PublicationType>
<PublicationType UI="D013485">Research Support, Non-U.S. Gov't</PublicationType>
</PublicationTypeList>
<ArticleDate DateType="Electronic">
<Year>2015</Year>
<Month>08</Month>
<Day>04</Day>
</ArticleDate>
</Article>
<MedlineJournalInfo>
<Country>Netherlands</Country>
<MedlineTA>J Proteomics</MedlineTA>
<NlmUniqueID>101475056</NlmUniqueID>
<ISSNLinking>1874-3919</ISSNLinking>
</MedlineJournalInfo>
<ChemicalList>
<Chemical>
<RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D020346">Aquaporins</NameOfSubstance>
</Chemical>
<Chemical>
<RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D010940">Plant Proteins</NameOfSubstance>
</Chemical>
<Chemical>
<RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D020543">Proteome</NameOfSubstance>
</Chemical>
<Chemical>
<RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="C110065">major intrinsic protein, plant</NameOfSubstance>
</Chemical>
</ChemicalList>
<CitationSubset>IM</CitationSubset>
<MeshHeadingList>
<MeshHeading>
<DescriptorName UI="D020346" MajorTopicYN="N">Aquaporins</DescriptorName>
<QualifierName UI="Q000378" MajorTopicYN="Y">metabolism</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D015536" MajorTopicYN="N">Down-Regulation</DescriptorName>
<QualifierName UI="Q000502" MajorTopicYN="N">physiology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D020868" MajorTopicYN="N">Gene Silencing</DescriptorName>
<QualifierName UI="Q000502" MajorTopicYN="N">physiology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D018515" MajorTopicYN="N">Plant Leaves</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D010940" MajorTopicYN="N">Plant Proteins</DescriptorName>
<QualifierName UI="Q000378" MajorTopicYN="Y">metabolism</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D018526" MajorTopicYN="N">Plant Transpiration</DescriptorName>
<QualifierName UI="Q000502" MajorTopicYN="Y">physiology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D030821" MajorTopicYN="N">Plants, Genetically Modified</DescriptorName>
<QualifierName UI="Q000502" MajorTopicYN="N">physiology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D032107" MajorTopicYN="N">Populus</DescriptorName>
<QualifierName UI="Q000502" MajorTopicYN="Y">physiology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D020543" MajorTopicYN="N">Proteome</DescriptorName>
<QualifierName UI="Q000378" MajorTopicYN="Y">metabolism</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D034622" MajorTopicYN="N">RNA Interference</DescriptorName>
<QualifierName UI="Q000502" MajorTopicYN="Y">physiology</QualifierName>
</MeshHeading>
</MeshHeadingList>
<KeywordList Owner="NOTNLM">
<Keyword MajorTopicYN="N">Aquaporin</Keyword>
<Keyword MajorTopicYN="N">PIP</Keyword>
<Keyword MajorTopicYN="N">Photosynthesis</Keyword>
<Keyword MajorTopicYN="N">Plasma membrane proteomics</Keyword>
<Keyword MajorTopicYN="N">Populus×canescens</Keyword>
<Keyword MajorTopicYN="N">Stomatal movement</Keyword>
<Keyword MajorTopicYN="N">plasma membrane intrinsic protein</Keyword>
</KeywordList>
</MedlineCitation>
<PubmedData>
<History>
<PubMedPubDate PubStatus="received">
<Year>2015</Year>
<Month>05</Month>
<Day>29</Day>
</PubMedPubDate>
<PubMedPubDate PubStatus="revised">
<Year>2015</Year>
<Month>07</Month>
<Day>16</Day>
</PubMedPubDate>
<PubMedPubDate PubStatus="accepted">
<Year>2015</Year>
<Month>07</Month>
<Day>23</Day>
</PubMedPubDate>
<PubMedPubDate PubStatus="entrez">
<Year>2015</Year>
<Month>8</Month>
<Day>7</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
<PubMedPubDate PubStatus="pubmed">
<Year>2015</Year>
<Month>8</Month>
<Day>8</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
<PubMedPubDate PubStatus="medline">
<Year>2016</Year>
<Month>9</Month>
<Day>3</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
</History>
<PublicationStatus>ppublish</PublicationStatus>
<ArticleIdList>
<ArticleId IdType="pubmed">26248320</ArticleId>
<ArticleId IdType="pii">S1874-3919(15)30082-8</ArticleId>
<ArticleId IdType="doi">10.1016/j.jprot.2015.07.029</ArticleId>
</ArticleIdList>
</PubmedData>
</pubmed>
<affiliations>
<list>
<country>
<li>Allemagne</li>
</country>
<region>
<li>Bade-Wurtemberg</li>
<li>District de Darmstadt</li>
<li>District de Fribourg-en-Brisgau</li>
<li>Hesse (Land)</li>
</region>
<settlement>
<li>Darmstadt</li>
<li>Fribourg-en-Brisgau</li>
</settlement>
</list>
<tree>
<country name="Allemagne">
<noRegion>
<name sortKey="Bi, Zhen" sort="Bi, Zhen" uniqKey="Bi Z" first="Zhen" last="Bi">Zhen Bi</name>
</noRegion>
<name sortKey="Aichler, Michaela" sort="Aichler, Michaela" uniqKey="Aichler M" first="Michaela" last="Aichler">Michaela Aichler</name>
<name sortKey="Block, Katja" sort="Block, Katja" uniqKey="Block K" first="Katja" last="Block">Katja Block</name>
<name sortKey="Kaldenhoff, Ralf" sort="Kaldenhoff, Ralf" uniqKey="Kaldenhoff R" first="Ralf" last="Kaldenhoff">Ralf Kaldenhoff</name>
<name sortKey="Merl Pham, Juliane" sort="Merl Pham, Juliane" uniqKey="Merl Pham J" first="Juliane" last="Merl-Pham">Juliane Merl-Pham</name>
<name sortKey="Muhlhans, Stefanie" sort="Muhlhans, Stefanie" uniqKey="Muhlhans S" first="Stefanie" last="Mühlhans">Stefanie Mühlhans</name>
<name sortKey="Palme, Klaus" sort="Palme, Klaus" uniqKey="Palme K" first="Klaus" last="Palme">Klaus Palme</name>
<name sortKey="Schnitzler, Jorg Peter" sort="Schnitzler, Jorg Peter" uniqKey="Schnitzler J" first="Jörg-Peter" last="Schnitzler">Jörg-Peter Schnitzler</name>
<name sortKey="Uehlein, Norbert" sort="Uehlein, Norbert" uniqKey="Uehlein N" first="Norbert" last="Uehlein">Norbert Uehlein</name>
<name sortKey="Walch, Axel Karl" sort="Walch, Axel Karl" uniqKey="Walch A" first="Axel Karl" last="Walch">Axel Karl Walch</name>
<name sortKey="Zimmer, Ina" sort="Zimmer, Ina" uniqKey="Zimmer I" first="Ina" last="Zimmer">Ina Zimmer</name>
</country>
</tree>
</affiliations>
</record>

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