Efficient CRISPR/Cas9-based genome editing and its application to conditional genetic analysis in Marchantia polymorpha.

Marchantia polymorpha is one of the model species of basal land plants. Although CRISPR/Cas9-based genome editing has already been demonstrated for this plant, the efficiency was too low to apply to functional analysis. In this study, we show the establishment of CRISPR/Cas9 genome editing vectors w...

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Main Authors: Shigeo S Sugano, Ryuichi Nishihama, Makoto Shirakawa, Junpei Takagi, Yoriko Matsuda, Sakiko Ishida, Tomoo Shimada, Ikuko Hara-Nishimura, Keishi Osakabe, Takayuki Kohchi
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2018-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC6209168?pdf=render
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author Shigeo S Sugano
Ryuichi Nishihama
Makoto Shirakawa
Junpei Takagi
Yoriko Matsuda
Sakiko Ishida
Tomoo Shimada
Ikuko Hara-Nishimura
Keishi Osakabe
Takayuki Kohchi
author_facet Shigeo S Sugano
Ryuichi Nishihama
Makoto Shirakawa
Junpei Takagi
Yoriko Matsuda
Sakiko Ishida
Tomoo Shimada
Ikuko Hara-Nishimura
Keishi Osakabe
Takayuki Kohchi
author_sort Shigeo S Sugano
collection DOAJ
description Marchantia polymorpha is one of the model species of basal land plants. Although CRISPR/Cas9-based genome editing has already been demonstrated for this plant, the efficiency was too low to apply to functional analysis. In this study, we show the establishment of CRISPR/Cas9 genome editing vectors with high efficiency for both construction and genome editing. Codon optimization of Cas9 to Arabidopsis achieved over 70% genome editing efficiency at two loci tested. Systematic assessment revealed that guide sequences of 17 nt or shorter dramatically decreased this efficiency. We also demonstrated that a combinatorial use of this system and a floxed complementation construct enabled conditional analysis of a nearly essential gene. This study reports that simple, rapid, and efficient genome editing is feasible with the series of developed vectors.
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spelling doaj.art-9f2622d2a4a6491aa3b9e0a4b46560002022-12-22T01:47:27ZengPublic Library of Science (PLoS)PLoS ONE1932-62032018-01-011310e020511710.1371/journal.pone.0205117Efficient CRISPR/Cas9-based genome editing and its application to conditional genetic analysis in Marchantia polymorpha.Shigeo S SuganoRyuichi NishihamaMakoto ShirakawaJunpei TakagiYoriko MatsudaSakiko IshidaTomoo ShimadaIkuko Hara-NishimuraKeishi OsakabeTakayuki KohchiMarchantia polymorpha is one of the model species of basal land plants. Although CRISPR/Cas9-based genome editing has already been demonstrated for this plant, the efficiency was too low to apply to functional analysis. In this study, we show the establishment of CRISPR/Cas9 genome editing vectors with high efficiency for both construction and genome editing. Codon optimization of Cas9 to Arabidopsis achieved over 70% genome editing efficiency at two loci tested. Systematic assessment revealed that guide sequences of 17 nt or shorter dramatically decreased this efficiency. We also demonstrated that a combinatorial use of this system and a floxed complementation construct enabled conditional analysis of a nearly essential gene. This study reports that simple, rapid, and efficient genome editing is feasible with the series of developed vectors.http://europepmc.org/articles/PMC6209168?pdf=render
spellingShingle Shigeo S Sugano
Ryuichi Nishihama
Makoto Shirakawa
Junpei Takagi
Yoriko Matsuda
Sakiko Ishida
Tomoo Shimada
Ikuko Hara-Nishimura
Keishi Osakabe
Takayuki Kohchi
Efficient CRISPR/Cas9-based genome editing and its application to conditional genetic analysis in Marchantia polymorpha.
PLoS ONE
title Efficient CRISPR/Cas9-based genome editing and its application to conditional genetic analysis in Marchantia polymorpha.
title_full Efficient CRISPR/Cas9-based genome editing and its application to conditional genetic analysis in Marchantia polymorpha.
title_fullStr Efficient CRISPR/Cas9-based genome editing and its application to conditional genetic analysis in Marchantia polymorpha.
title_full_unstemmed Efficient CRISPR/Cas9-based genome editing and its application to conditional genetic analysis in Marchantia polymorpha.
title_short Efficient CRISPR/Cas9-based genome editing and its application to conditional genetic analysis in Marchantia polymorpha.
title_sort efficient crispr cas9 based genome editing and its application to conditional genetic analysis in marchantia polymorpha
url http://europepmc.org/articles/PMC6209168?pdf=render
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