Promoter and Terminator Optimization for DNA Methylation Targeting in <i>Arabidopsis</i>

DNA methylation is an important epigenetic mark involved in gene regulation and silencing of transposable elements. The presence or absence of DNA methylation at specific sites can influence nearby gene expression and cause phenotypic changes that remain stable over generations. Recently, developmen...

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Main Authors: Jason Gardiner, Jenny M. Zhao, Kendall Chaffin, Steven E. Jacobsen
Format: Article
Language:English
Published: MDPI AG 2020-06-01
Series:Epigenomes
Subjects:
Online Access:https://www.mdpi.com/2075-4655/4/2/9
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author Jason Gardiner
Jenny M. Zhao
Kendall Chaffin
Steven E. Jacobsen
author_facet Jason Gardiner
Jenny M. Zhao
Kendall Chaffin
Steven E. Jacobsen
author_sort Jason Gardiner
collection DOAJ
description DNA methylation is an important epigenetic mark involved in gene regulation and silencing of transposable elements. The presence or absence of DNA methylation at specific sites can influence nearby gene expression and cause phenotypic changes that remain stable over generations. Recently, development of new technologies has enabled the targeted addition or removal of DNA methylation at specific sites of the genome. Of these new technologies, the targeting of the catalytic domain of <i>Nicotiana tabacum</i> DOMAINS REARRANGED METHYLTRANSFERASE 2 (ntDRM2cd) offers a promising tool for the addition of DNA methylation as it can directly methylate DNA. However, the methylation targeting efficiency of constructs using ntDRM2cd thus far has been relatively low. Previous studies have shown that the use of different promoters or terminators can greatly improve genome-editing efficiencies. In this study, we systematically survey a variety of promoter and terminator combinations to identify optimal combinations to use when targeting the addition of DNA methylation in <i>Arabidopsis thaliana</i>.
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spelling doaj.art-d6af30d1abdc47ec8ee8e39980f6ba622023-11-20T03:39:26ZengMDPI AGEpigenomes2075-46552020-06-0142910.3390/epigenomes4020009Promoter and Terminator Optimization for DNA Methylation Targeting in <i>Arabidopsis</i>Jason Gardiner0Jenny M. Zhao1Kendall Chaffin2Steven E. Jacobsen3Department of Molecular, Cell, and Developmental Biology, University of California Los Angeles, CA 90095, USADepartment of Molecular, Cell, and Developmental Biology, University of California Los Angeles, CA 90095, USAInstitute for Society and Genetics, University of California, Los Angeles, CA 90095, USADepartment of Molecular, Cell, and Developmental Biology, University of California Los Angeles, CA 90095, USADNA methylation is an important epigenetic mark involved in gene regulation and silencing of transposable elements. The presence or absence of DNA methylation at specific sites can influence nearby gene expression and cause phenotypic changes that remain stable over generations. Recently, development of new technologies has enabled the targeted addition or removal of DNA methylation at specific sites of the genome. Of these new technologies, the targeting of the catalytic domain of <i>Nicotiana tabacum</i> DOMAINS REARRANGED METHYLTRANSFERASE 2 (ntDRM2cd) offers a promising tool for the addition of DNA methylation as it can directly methylate DNA. However, the methylation targeting efficiency of constructs using ntDRM2cd thus far has been relatively low. Previous studies have shown that the use of different promoters or terminators can greatly improve genome-editing efficiencies. In this study, we systematically survey a variety of promoter and terminator combinations to identify optimal combinations to use when targeting the addition of DNA methylation in <i>Arabidopsis thaliana</i>.https://www.mdpi.com/2075-4655/4/2/9epigeneticsDNA methylationtargetingzinc finger<i>Arabidopsis</i>plant
spellingShingle Jason Gardiner
Jenny M. Zhao
Kendall Chaffin
Steven E. Jacobsen
Promoter and Terminator Optimization for DNA Methylation Targeting in <i>Arabidopsis</i>
Epigenomes
epigenetics
DNA methylation
targeting
zinc finger
<i>Arabidopsis</i>
plant
title Promoter and Terminator Optimization for DNA Methylation Targeting in <i>Arabidopsis</i>
title_full Promoter and Terminator Optimization for DNA Methylation Targeting in <i>Arabidopsis</i>
title_fullStr Promoter and Terminator Optimization for DNA Methylation Targeting in <i>Arabidopsis</i>
title_full_unstemmed Promoter and Terminator Optimization for DNA Methylation Targeting in <i>Arabidopsis</i>
title_short Promoter and Terminator Optimization for DNA Methylation Targeting in <i>Arabidopsis</i>
title_sort promoter and terminator optimization for dna methylation targeting in i arabidopsis i
topic epigenetics
DNA methylation
targeting
zinc finger
<i>Arabidopsis</i>
plant
url https://www.mdpi.com/2075-4655/4/2/9
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