An epigenetic gene silencing pathway selectively acting on transgenic DNA in the green alga Chlamydomonas

Strong transgene suppression has been observed in Chlamydomonas reinhardtii, but the underlying mechanism is unknown. Here, the authors identify a sirtuin-type histone deacetylase that selectively acts on transgenic DNA to repress gene expression by assembling a repressive chromatin structure compos...

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Main Authors: Juliane Neupert, Sean D. Gallaher, Yinghong Lu, Daniela Strenkert, Na’ama Segal, Rouhollah Barahimipour, Sorel T. Fitz-Gibbon, Michael Schroda, Sabeeha S. Merchant, Ralph Bock
Format: Article
Language:English
Published: Nature Portfolio 2020-12-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-020-19983-4
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author Juliane Neupert
Sean D. Gallaher
Yinghong Lu
Daniela Strenkert
Na’ama Segal
Rouhollah Barahimipour
Sorel T. Fitz-Gibbon
Michael Schroda
Sabeeha S. Merchant
Ralph Bock
author_facet Juliane Neupert
Sean D. Gallaher
Yinghong Lu
Daniela Strenkert
Na’ama Segal
Rouhollah Barahimipour
Sorel T. Fitz-Gibbon
Michael Schroda
Sabeeha S. Merchant
Ralph Bock
author_sort Juliane Neupert
collection DOAJ
description Strong transgene suppression has been observed in Chlamydomonas reinhardtii, but the underlying mechanism is unknown. Here, the authors identify a sirtuin-type histone deacetylase that selectively acts on transgenic DNA to repress gene expression by assembling a repressive chromatin structure composed of deacetylated histones.
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spelling doaj.art-a20d8d3521784cf38c6e1a4183cbef922022-12-21T21:27:22ZengNature PortfolioNature Communications2041-17232020-12-0111111710.1038/s41467-020-19983-4An epigenetic gene silencing pathway selectively acting on transgenic DNA in the green alga ChlamydomonasJuliane Neupert0Sean D. Gallaher1Yinghong Lu2Daniela Strenkert3Na’ama Segal4Rouhollah Barahimipour5Sorel T. Fitz-Gibbon6Michael Schroda7Sabeeha S. Merchant8Ralph Bock9Max-Planck-Institut für Molekulare PflanzenphysiologieUniversity of California Los Angeles, Department of Chemistry and Biochemistry, and Institute for Genomics and ProteomicsMax-Planck-Institut für Molekulare PflanzenphysiologieMax-Planck-Institut für Molekulare PflanzenphysiologieMax-Planck-Institut für Molekulare PflanzenphysiologieMax-Planck-Institut für Molekulare PflanzenphysiologieUniversity of California Los Angeles, Department of Molecular, Cell and Developmental BiologyMax-Planck-Institut für Molekulare PflanzenphysiologieUniversity of California Los Angeles, Department of Chemistry and Biochemistry, and Institute for Genomics and ProteomicsMax-Planck-Institut für Molekulare PflanzenphysiologieStrong transgene suppression has been observed in Chlamydomonas reinhardtii, but the underlying mechanism is unknown. Here, the authors identify a sirtuin-type histone deacetylase that selectively acts on transgenic DNA to repress gene expression by assembling a repressive chromatin structure composed of deacetylated histones.https://doi.org/10.1038/s41467-020-19983-4
spellingShingle Juliane Neupert
Sean D. Gallaher
Yinghong Lu
Daniela Strenkert
Na’ama Segal
Rouhollah Barahimipour
Sorel T. Fitz-Gibbon
Michael Schroda
Sabeeha S. Merchant
Ralph Bock
An epigenetic gene silencing pathway selectively acting on transgenic DNA in the green alga Chlamydomonas
Nature Communications
title An epigenetic gene silencing pathway selectively acting on transgenic DNA in the green alga Chlamydomonas
title_full An epigenetic gene silencing pathway selectively acting on transgenic DNA in the green alga Chlamydomonas
title_fullStr An epigenetic gene silencing pathway selectively acting on transgenic DNA in the green alga Chlamydomonas
title_full_unstemmed An epigenetic gene silencing pathway selectively acting on transgenic DNA in the green alga Chlamydomonas
title_short An epigenetic gene silencing pathway selectively acting on transgenic DNA in the green alga Chlamydomonas
title_sort epigenetic gene silencing pathway selectively acting on transgenic dna in the green alga chlamydomonas
url https://doi.org/10.1038/s41467-020-19983-4
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