Association of PINK1 and DJ-1 confers digenic inheritance of early-onset Parkinson's disease
Identifieur interne : 001947 ( Main/Corpus ); précédent : 001946; suivant : 001948Association of PINK1 and DJ-1 confers digenic inheritance of early-onset Parkinson's disease
Auteurs : Beisha Tang ; Hui Xiong ; Ping Sun ; Yuhu Zhang ; Danling Wang ; Zhengmao Hu ; Zanhua Zhu ; Hong Ma ; Qian Pan ; Jia-Hui Xia ; Kun Xia ; Zhuohua ZhangSource :
- Human Molecular Genetics [ 0964-6906 ] ; 2006-06-01.
Abstract
Mutations in genes encoding both DJ-1 and pten-induced kinase 1 (PINK1) are independently linked to autosomal recessive early-onset familial forms of Parkinson's disease (PD). We here report identification of a family with PD patients harboring novel heterozygous missense mutations in both PINK1 and DJ-1 genes encoding DJ-1A39S and PINK1P399L, respectively. In transfected cells, DJ-1 interacts with PINK1. PINK1P399L is less stable than the wild-type protein and is degraded via the ubiquitin-mediated proteasomal pathway. Expression of wild-type DJ-1 increased steady-state levels of PINK1, whereas expression of DJ-1A39S reduced steady-state levels of PINK1. Furthermore, co-expression of wild-type DJ-1 and PINK1 suppresses neurotoxin 1-methyl-4-phenylpyridinium (MPP+)-induced death of dopaminergic SH-SY5Y cells. In contrast, co-expression of PD-associated DJ-1A39S and PINK1P399L significantly potentiated susceptibility of SH-SY5Y cells to MPP+-induced cell death. This study reports the first case of autosomal recessive PD with digenic inheritance and demonstrates that DJ-1 and PINK1 physically associate and collaborate to protect cells against stress via complex formation.
Url:
DOI: 10.1093/hmg/ddl104
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<journal-id journal-id-type="nlm-ta">Hum Mol Genet</journal-id>
<journal-id journal-id-type="publisher-id">hmg</journal-id>
<journal-title>Human Molecular Genetics</journal-title>
<abbrev-journal-title abbrev-type="publisher">Hum. Mol. Genet.</abbrev-journal-title>
<issn pub-type="ppub">0964-6906</issn>
<issn pub-type="epub">1460-2083</issn>
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<article-id pub-id-type="doi">10.1093/hmg/ddl104</article-id>
<article-categories><subj-group subj-group-type="heading"><subject>ARTICLES</subject>
</subj-group>
</article-categories>
<title-group><article-title>Association of PINK1 and DJ-1 confers digenic inheritance of early-onset Parkinson's disease</article-title>
</title-group>
<contrib-group><contrib contrib-type="author"><name><surname>Tang</surname>
<given-names>Beisha</given-names>
</name>
<xref rid="AF1">1</xref>
<xref rid="AF2">2</xref>
</contrib>
<contrib contrib-type="author"><name><surname>Xiong</surname>
<given-names>Hui</given-names>
</name>
<xref rid="AF3">3</xref>
</contrib>
<contrib contrib-type="author"><name><surname>Sun</surname>
<given-names>Ping</given-names>
</name>
<xref rid="AF3">3</xref>
</contrib>
<contrib contrib-type="author"><name><surname>Zhang</surname>
<given-names>Yuhu</given-names>
</name>
<xref rid="AF1">1</xref>
<xref rid="AF2">2</xref>
</contrib>
<contrib contrib-type="author"><name><surname>Wang</surname>
<given-names>Danling</given-names>
</name>
<xref rid="AF3">3</xref>
</contrib>
<contrib contrib-type="author"><name><surname>Hu</surname>
<given-names>Zhengmao</given-names>
</name>
<xref rid="AF1">1</xref>
</contrib>
<contrib contrib-type="author"><name><surname>Zhu</surname>
<given-names>Zanhua</given-names>
</name>
<xref rid="AF1">1</xref>
</contrib>
<contrib contrib-type="author"><name><surname>Ma</surname>
<given-names>Hong</given-names>
</name>
<xref rid="AF3">3</xref>
</contrib>
<contrib contrib-type="author"><name><surname>Pan</surname>
<given-names>Qian</given-names>
</name>
<xref rid="AF1">1</xref>
</contrib>
<contrib contrib-type="author"><name><surname>Xia</surname>
<given-names>Jia-hui</given-names>
</name>
<xref rid="AF1">1</xref>
</contrib>
<contrib contrib-type="author"><name><surname>Xia</surname>
<given-names>Kun</given-names>
</name>
<xref rid="AF1">1</xref>
</contrib>
<contrib contrib-type="author"><name><surname>Zhang</surname>
<given-names>Zhuohua</given-names>
</name>
<xref rid="AF3">3</xref>
<xref rid="COR1">*</xref>
</contrib>
<aff id="AF1"><sup>1</sup>
National Laboratory of Medical Genetics and</aff>
<aff id="AF2"><sup>2</sup>
Department of Neurology, Xiangya Hospital, Central South University, Changsha, Hunan 410078, China and</aff>
<aff id="AF3"><sup>3</sup>
Burnham Institute for Medical Research, 10901 N. Torrey Pines Road, La Jolla, CA 92037, USA</aff>
</contrib-group>
<author-notes><corresp id="COR1"><label>*</label>
To whom correspondence should be addressed. Tel: +1 8587136286; Fax: +1 8587136273; Email: <ext-link xlink:href="benzz@burnham.org" ext-link-type="email">benzz@burnham.org</ext-link>
</corresp>
</author-notes>
<pub-date pub-type="epub"><day>21</day>
<month>04</month>
<year>2006</year>
</pub-date>
<pub-date pub-type="ppub"><day>1</day>
<month>June</month>
<year>2006</year>
</pub-date>
<volume>15</volume>
<issue>11</issue>
<fpage>1816</fpage>
<lpage>1825</lpage>
<history><date date-type="accepted"><day>12</day>
<month>04</month>
<year>2006</year>
</date>
<date date-type="received"><day>20</day>
<month>02</month>
<year>2006</year>
</date>
</history>
<permissions><copyright-statement>© The Author 2006. Published by Oxford University Press. All rights reserved. For Permissions, please email: journals.permissions@oxfordjournals.org</copyright-statement>
<copyright-year>2006</copyright-year>
</permissions>
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<abstract xml:lang="en"><p>Mutations in genes encoding both <italic>DJ-1</italic>
and pten-induced kinase 1 (<italic>PINK1</italic>
) are independently linked to autosomal recessive early-onset familial forms of Parkinson's disease (PD). We here report identification of a family with PD patients harboring novel heterozygous missense mutations in both <italic>PINK1</italic>
and <italic>DJ-1</italic>
genes encoding DJ-1A39S and PINK1P399L, respectively. In transfected cells, DJ-1 interacts with PINK1. PINK1P399L is less stable than the wild-type protein and is degraded via the ubiquitin-mediated proteasomal pathway. Expression of wild-type DJ-1 increased steady-state levels of PINK1, whereas expression of DJ-1A39S reduced steady-state levels of PINK1. Furthermore, co-expression of wild-type DJ-1 and PINK1 suppresses neurotoxin 1-methyl-4-phenylpyridinium (MPP<sup>+</sup>
)-induced death of dopaminergic SH-SY5Y cells. In contrast, co-expression of PD-associated DJ-1A39S and PINK1P399L significantly potentiated susceptibility of SH-SY5Y cells to MPP<sup>+</sup>
-induced cell death. This study reports the first case of autosomal recessive PD with digenic inheritance and demonstrates that DJ-1 and PINK1 physically associate and collaborate to protect cells against stress via complex formation.</p>
</abstract>
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<name type="personal"><namePart type="given">Beisha</namePart>
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<affiliation>National Laboratory of Medical Genetics and</affiliation>
<affiliation>Department of Neurology, Xiangya Hospital, Central South University, Changsha, Hunan 410078, China and</affiliation>
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<name type="personal"><namePart type="given">Zhengmao</namePart>
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<name type="personal"><namePart type="given">Zanhua</namePart>
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<abstract lang="en">Mutations in genes encoding both DJ-1 and pten-induced kinase 1 (PINK1) are independently linked to autosomal recessive early-onset familial forms of Parkinson's disease (PD). We here report identification of a family with PD patients harboring novel heterozygous missense mutations in both PINK1 and DJ-1 genes encoding DJ-1A39S and PINK1P399L, respectively. In transfected cells, DJ-1 interacts with PINK1. PINK1P399L is less stable than the wild-type protein and is degraded via the ubiquitin-mediated proteasomal pathway. Expression of wild-type DJ-1 increased steady-state levels of PINK1, whereas expression of DJ-1A39S reduced steady-state levels of PINK1. Furthermore, co-expression of wild-type DJ-1 and PINK1 suppresses neurotoxin 1-methyl-4-phenylpyridinium (MPP+)-induced death of dopaminergic SH-SY5Y cells. In contrast, co-expression of PD-associated DJ-1A39S and PINK1P399L significantly potentiated susceptibility of SH-SY5Y cells to MPP+-induced cell death. This study reports the first case of autosomal recessive PD with digenic inheritance and demonstrates that DJ-1 and PINK1 physically associate and collaborate to protect cells against stress via complex formation.</abstract>
<note type="author-notes">*To whom correspondence should be addressed. Tel: +1 8587136286; Fax: +1 8587136273; Email: benzz@burnham.org</note>
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