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The function of two type II metacaspases in woody tissues of Populus trees.

Identifieur interne : 000C36 ( Main/Exploration ); précédent : 000C35; suivant : 000C37

The function of two type II metacaspases in woody tissues of Populus trees.

Auteurs : Benjamin Bollhöner [Suède] ; Soile Jokipii-Lukkari [Suède] ; Joakim Bygdell [Suède] ; Simon Stael [Belgique] ; Mathilda Adriasola [Suède] ; Luis Mu Iz [Suède] ; Frank Van Breusegem [Belgique] ; Inés Ezcurra [Suède] ; Gunnar Wingsle [Suède] ; Hannele Tuominen [Suède]

Source :

RBID : pubmed:29243818

Descripteurs français

English descriptors

Abstract

Metacaspases (MCs) are cysteine proteases that are implicated in programmed cell death of plants. AtMC9 (Arabidopsis thaliana Metacaspase9) is a member of the Arabidopsis MC family that controls the rapid autolysis of the xylem vessel elements, but its downstream targets in xylem remain uncharacterized. PttMC13 and PttMC14 were identified as AtMC9 homologs in hybrid aspen (Populus tremula × tremuloides). A proteomic analysis was conducted in xylem tissues of transgenic hybrid aspen trees which carried either an overexpression or an RNA interference construct for PttMC13 and PttMC14. The proteomic analysis revealed modulation of levels of both previously known targets of metacaspases, such as Tudor staphylococcal nuclease, heat shock proteins and 14-3-3 proteins, as well as novel proteins, such as homologs of the PUTATIVE ASPARTIC PROTEASE3 (PASPA3) and the cysteine protease RD21 by PttMC13 and PttMC14. We identified here the pathways and processes that are modulated by PttMC13 and PttMC14 in xylem tissues. In particular, the results indicate involvement of PttMC13 and/or PttMC14 in downstream proteolytic processes and cell death of xylem elements. This work provides a valuable reference dataset on xylem-specific metacaspase functions for future functional and biochemical analyses.

DOI: 10.1111/nph.14945
PubMed: 29243818


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Le document en format XML

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<term>Amino Acid Sequence (MeSH)</term>
<term>Caspases (genetics)</term>
<term>Caspases (metabolism)</term>
<term>Gene Expression Regulation, Plant (MeSH)</term>
<term>Genes, Plant (MeSH)</term>
<term>Multigene Family (MeSH)</term>
<term>Peptides (chemistry)</term>
<term>Peptides (metabolism)</term>
<term>Plant Proteins (chemistry)</term>
<term>Plant Proteins (genetics)</term>
<term>Plant Proteins (metabolism)</term>
<term>Populus (enzymology)</term>
<term>Populus (genetics)</term>
<term>Proteomics (MeSH)</term>
<term>Trees (enzymology)</term>
<term>Wood (enzymology)</term>
<term>Xylem (cytology)</term>
<term>Xylem (genetics)</term>
<term>Xylem (metabolism)</term>
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<term>Arbres (enzymologie)</term>
<term>Bois (enzymologie)</term>
<term>Caspases (génétique)</term>
<term>Caspases (métabolisme)</term>
<term>Famille multigénique (MeSH)</term>
<term>Gènes de plante (MeSH)</term>
<term>Peptides (composition chimique)</term>
<term>Peptides (métabolisme)</term>
<term>Populus (enzymologie)</term>
<term>Populus (génétique)</term>
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<term>Protéines végétales (génétique)</term>
<term>Protéines végétales (métabolisme)</term>
<term>Protéomique (MeSH)</term>
<term>Régulation de l'expression des gènes végétaux (MeSH)</term>
<term>Séquence d'acides aminés (MeSH)</term>
<term>Xylème (cytologie)</term>
<term>Xylème (génétique)</term>
<term>Xylème (métabolisme)</term>
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<term>Xylème</term>
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<keywords scheme="MESH" qualifier="cytology" xml:lang="en">
<term>Xylem</term>
</keywords>
<keywords scheme="MESH" qualifier="enzymologie" xml:lang="fr">
<term>Arbres</term>
<term>Bois</term>
<term>Populus</term>
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<keywords scheme="MESH" qualifier="enzymology" xml:lang="en">
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<term>Wood</term>
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<term>Populus</term>
<term>Xylem</term>
</keywords>
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<term>Caspases</term>
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<term>Xylème</term>
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<div type="abstract" xml:lang="en">Metacaspases (MCs) are cysteine proteases that are implicated in programmed cell death of plants. AtMC9 (Arabidopsis thaliana Metacaspase9) is a member of the Arabidopsis MC family that controls the rapid autolysis of the xylem vessel elements, but its downstream targets in xylem remain uncharacterized. PttMC13 and PttMC14 were identified as AtMC9 homologs in hybrid aspen (Populus tremula × tremuloides). A proteomic analysis was conducted in xylem tissues of transgenic hybrid aspen trees which carried either an overexpression or an RNA interference construct for PttMC13 and PttMC14. The proteomic analysis revealed modulation of levels of both previously known targets of metacaspases, such as Tudor staphylococcal nuclease, heat shock proteins and 14-3-3 proteins, as well as novel proteins, such as homologs of the PUTATIVE ASPARTIC PROTEASE3 (PASPA3) and the cysteine protease RD21 by PttMC13 and PttMC14. We identified here the pathways and processes that are modulated by PttMC13 and PttMC14 in xylem tissues. In particular, the results indicate involvement of PttMC13 and/or PttMC14 in downstream proteolytic processes and cell death of xylem elements. This work provides a valuable reference dataset on xylem-specific metacaspase functions for future functional and biochemical analyses.</div>
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<AbstractText>Metacaspases (MCs) are cysteine proteases that are implicated in programmed cell death of plants. AtMC9 (Arabidopsis thaliana Metacaspase9) is a member of the Arabidopsis MC family that controls the rapid autolysis of the xylem vessel elements, but its downstream targets in xylem remain uncharacterized. PttMC13 and PttMC14 were identified as AtMC9 homologs in hybrid aspen (Populus tremula × tremuloides). A proteomic analysis was conducted in xylem tissues of transgenic hybrid aspen trees which carried either an overexpression or an RNA interference construct for PttMC13 and PttMC14. The proteomic analysis revealed modulation of levels of both previously known targets of metacaspases, such as Tudor staphylococcal nuclease, heat shock proteins and 14-3-3 proteins, as well as novel proteins, such as homologs of the PUTATIVE ASPARTIC PROTEASE3 (PASPA3) and the cysteine protease RD21 by PttMC13 and PttMC14. We identified here the pathways and processes that are modulated by PttMC13 and PttMC14 in xylem tissues. In particular, the results indicate involvement of PttMC13 and/or PttMC14 in downstream proteolytic processes and cell death of xylem elements. This work provides a valuable reference dataset on xylem-specific metacaspase functions for future functional and biochemical analyses.</AbstractText>
<CopyrightInformation>© 2017 The Authors New Phytologist © 2017 New Phytologist Trust.</CopyrightInformation>
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<Initials>S</Initials>
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<Affiliation>Department of Plant Physiology, Umeå Plant Science Centre, Umeå University, 90187, Umeå, Sweden.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Bygdell</LastName>
<ForeName>Joakim</ForeName>
<Initials>J</Initials>
<Identifier Source="ORCID">0000-0002-9833-4628</Identifier>
<AffiliationInfo>
<Affiliation>Department of Chemistry, Umeå University, 90187, Umeå, Sweden.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Stael</LastName>
<ForeName>Simon</ForeName>
<Initials>S</Initials>
<AffiliationInfo>
<Affiliation>VIB-Ugent Center for Plant Systems Biology and Department of Plant Biotechnology and Bioinformatics, Ghent University, Technologiepark 927, 9052, Gent, Belgium.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Adriasola</LastName>
<ForeName>Mathilda</ForeName>
<Initials>M</Initials>
<AffiliationInfo>
<Affiliation>School of Biotechnology, Royal Institute of Technology (KTH), 10691, Stockholm, Sweden.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Muñiz</LastName>
<ForeName>Luis</ForeName>
<Initials>L</Initials>
<AffiliationInfo>
<Affiliation>Department of Plant Physiology, Umeå Plant Science Centre, Umeå University, 90187, Umeå, Sweden.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Van Breusegem</LastName>
<ForeName>Frank</ForeName>
<Initials>F</Initials>
<AffiliationInfo>
<Affiliation>VIB-Ugent Center for Plant Systems Biology and Department of Plant Biotechnology and Bioinformatics, Ghent University, Technologiepark 927, 9052, Gent, Belgium.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Ezcurra</LastName>
<ForeName>Inés</ForeName>
<Initials>I</Initials>
<AffiliationInfo>
<Affiliation>School of Biotechnology, Royal Institute of Technology (KTH), 10691, Stockholm, Sweden.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Wingsle</LastName>
<ForeName>Gunnar</ForeName>
<Initials>G</Initials>
<AffiliationInfo>
<Affiliation>Department of Forest Genetics and Plant Physiology, Umeå Plant Science Centre, Swedish University of Agricultural Sciences, 90183, Umeå, Sweden.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y">
<LastName>Tuominen</LastName>
<ForeName>Hannele</ForeName>
<Initials>H</Initials>
<Identifier Source="ORCID">0000-0002-4949-3702</Identifier>
<AffiliationInfo>
<Affiliation>Department of Plant Physiology, Umeå Plant Science Centre, Umeå University, 90187, Umeå, Sweden.</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>2017</Year>
<Month>12</Month>
<Day>15</Day>
</ArticleDate>
</Article>
<MedlineJournalInfo>
<Country>England</Country>
<MedlineTA>New Phytol</MedlineTA>
<NlmUniqueID>9882884</NlmUniqueID>
<ISSNLinking>0028-646X</ISSNLinking>
</MedlineJournalInfo>
<ChemicalList>
<Chemical>
<RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D010455">Peptides</NameOfSubstance>
</Chemical>
<Chemical>
<RegistryNumber>0</RegistryNumber>
<NameOfSubstance UI="D010940">Plant Proteins</NameOfSubstance>
</Chemical>
<Chemical>
<RegistryNumber>EC 3.4.22.-</RegistryNumber>
<NameOfSubstance UI="D020169">Caspases</NameOfSubstance>
</Chemical>
</ChemicalList>
<CitationSubset>IM</CitationSubset>
<MeshHeadingList>
<MeshHeading>
<DescriptorName UI="D000595" MajorTopicYN="N">Amino Acid Sequence</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D020169" MajorTopicYN="N">Caspases</DescriptorName>
<QualifierName UI="Q000235" MajorTopicYN="N">genetics</QualifierName>
<QualifierName UI="Q000378" MajorTopicYN="Y">metabolism</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D018506" MajorTopicYN="N">Gene Expression Regulation, Plant</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D017343" MajorTopicYN="N">Genes, Plant</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D005810" MajorTopicYN="N">Multigene Family</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D010455" MajorTopicYN="N">Peptides</DescriptorName>
<QualifierName UI="Q000737" MajorTopicYN="N">chemistry</QualifierName>
<QualifierName UI="Q000378" MajorTopicYN="N">metabolism</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D010940" MajorTopicYN="N">Plant Proteins</DescriptorName>
<QualifierName UI="Q000737" MajorTopicYN="N">chemistry</QualifierName>
<QualifierName UI="Q000235" MajorTopicYN="N">genetics</QualifierName>
<QualifierName UI="Q000378" MajorTopicYN="N">metabolism</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D032107" MajorTopicYN="N">Populus</DescriptorName>
<QualifierName UI="Q000201" MajorTopicYN="Y">enzymology</QualifierName>
<QualifierName UI="Q000235" MajorTopicYN="N">genetics</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D040901" MajorTopicYN="N">Proteomics</DescriptorName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D014197" MajorTopicYN="N">Trees</DescriptorName>
<QualifierName UI="Q000201" MajorTopicYN="Y">enzymology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D014934" MajorTopicYN="N">Wood</DescriptorName>
<QualifierName UI="Q000201" MajorTopicYN="Y">enzymology</QualifierName>
</MeshHeading>
<MeshHeading>
<DescriptorName UI="D052584" MajorTopicYN="N">Xylem</DescriptorName>
<QualifierName UI="Q000166" MajorTopicYN="N">cytology</QualifierName>
<QualifierName UI="Q000235" MajorTopicYN="N">genetics</QualifierName>
<QualifierName UI="Q000378" MajorTopicYN="N">metabolism</QualifierName>
</MeshHeading>
</MeshHeadingList>
<KeywordList Owner="NOTNLM">
<Keyword MajorTopicYN="Y">Populus </Keyword>
<Keyword MajorTopicYN="Y">aspartic protease</Keyword>
<Keyword MajorTopicYN="Y">cellular autolysis</Keyword>
<Keyword MajorTopicYN="Y">cysteine protease</Keyword>
<Keyword MajorTopicYN="Y">metacaspase</Keyword>
<Keyword MajorTopicYN="Y">programmed cell death</Keyword>
<Keyword MajorTopicYN="Y">wood formation</Keyword>
<Keyword MajorTopicYN="Y">xylem differentiation</Keyword>
</KeywordList>
</MedlineCitation>
<PubmedData>
<History>
<PubMedPubDate PubStatus="received">
<Year>2017</Year>
<Month>10</Month>
<Day>14</Day>
</PubMedPubDate>
<PubMedPubDate PubStatus="accepted">
<Year>2017</Year>
<Month>11</Month>
<Day>07</Day>
</PubMedPubDate>
<PubMedPubDate PubStatus="pubmed">
<Year>2017</Year>
<Month>12</Month>
<Day>16</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
<PubMedPubDate PubStatus="medline">
<Year>2019</Year>
<Month>9</Month>
<Day>14</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
<PubMedPubDate PubStatus="entrez">
<Year>2017</Year>
<Month>12</Month>
<Day>16</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
</History>
<PublicationStatus>ppublish</PublicationStatus>
<ArticleIdList>
<ArticleId IdType="pubmed">29243818</ArticleId>
<ArticleId IdType="doi">10.1111/nph.14945</ArticleId>
</ArticleIdList>
</PubmedData>
</pubmed>
<affiliations>
<list>
<country>
<li>Belgique</li>
<li>Suède</li>
</country>
<region>
<li>Province de Flandre-Orientale</li>
<li>Région flamande</li>
<li>Svealand</li>
</region>
<settlement>
<li>Gand</li>
<li>Stockholm</li>
</settlement>
<orgName>
<li>Université de Gand</li>
</orgName>
</list>
<tree>
<country name="Suède">
<noRegion>
<name sortKey="Bollhoner, Benjamin" sort="Bollhoner, Benjamin" uniqKey="Bollhoner B" first="Benjamin" last="Bollhöner">Benjamin Bollhöner</name>
</noRegion>
<name sortKey="Adriasola, Mathilda" sort="Adriasola, Mathilda" uniqKey="Adriasola M" first="Mathilda" last="Adriasola">Mathilda Adriasola</name>
<name sortKey="Bygdell, Joakim" sort="Bygdell, Joakim" uniqKey="Bygdell J" first="Joakim" last="Bygdell">Joakim Bygdell</name>
<name sortKey="Ezcurra, Ines" sort="Ezcurra, Ines" uniqKey="Ezcurra I" first="Inés" last="Ezcurra">Inés Ezcurra</name>
<name sortKey="Jokipii Lukkari, Soile" sort="Jokipii Lukkari, Soile" uniqKey="Jokipii Lukkari S" first="Soile" last="Jokipii-Lukkari">Soile Jokipii-Lukkari</name>
<name sortKey="Mu Iz, Luis" sort="Mu Iz, Luis" uniqKey="Mu Iz L" first="Luis" last="Mu Iz">Luis Mu Iz</name>
<name sortKey="Tuominen, Hannele" sort="Tuominen, Hannele" uniqKey="Tuominen H" first="Hannele" last="Tuominen">Hannele Tuominen</name>
<name sortKey="Wingsle, Gunnar" sort="Wingsle, Gunnar" uniqKey="Wingsle G" first="Gunnar" last="Wingsle">Gunnar Wingsle</name>
</country>
<country name="Belgique">
<region name="Région flamande">
<name sortKey="Stael, Simon" sort="Stael, Simon" uniqKey="Stael S" first="Simon" last="Stael">Simon Stael</name>
</region>
<name sortKey="Van Breusegem, Frank" sort="Van Breusegem, Frank" uniqKey="Van Breusegem F" first="Frank" last="Van Breusegem">Frank Van Breusegem</name>
</country>
</tree>
</affiliations>
</record>

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