Expanding CRISPR/Cas9 Genome Editing Capacity in Zebrafish Using SaCas9

The type II CRISPR/Cas9 system has been used widely for genome editing in zebrafish. However, the requirement for the 5′-NGG-3′ protospacer-adjacent motif (PAM) of Cas9 from Streptococcus pyogenes (SpCas9) limits its targeting sequences. Here, we report that a Cas9 ortholog from Staphylococcus aureu...

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Main Authors: Yan Feng, Cheng Chen, Yuxiang Han, Zelin Chen, Xiaochan Lu, Fang Liang, Song Li, Wei Qin, Shuo Lin
Format: Article
Language:English
Published: Oxford University Press 2016-08-01
Series:G3: Genes, Genomes, Genetics
Subjects:
Online Access:http://g3journal.org/lookup/doi/10.1534/g3.116.031914
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author Yan Feng
Cheng Chen
Yuxiang Han
Zelin Chen
Xiaochan Lu
Fang Liang
Song Li
Wei Qin
Shuo Lin
author_facet Yan Feng
Cheng Chen
Yuxiang Han
Zelin Chen
Xiaochan Lu
Fang Liang
Song Li
Wei Qin
Shuo Lin
author_sort Yan Feng
collection DOAJ
description The type II CRISPR/Cas9 system has been used widely for genome editing in zebrafish. However, the requirement for the 5′-NGG-3′ protospacer-adjacent motif (PAM) of Cas9 from Streptococcus pyogenes (SpCas9) limits its targeting sequences. Here, we report that a Cas9 ortholog from Staphylococcus aureus (SaCas9), and its KKH variant, successfully induced targeted mutagenesis with high frequency in zebrafish. Confirming previous findings, the SpCas9 variant, VQR, can also induce targeted mutations in zebrafish. Bioinformatics analysis of these new Cas targets suggests that the number of available target sites in the zebrafish genome can be greatly expanded. Collectively, the expanded target repertoire of Cas9 in zebrafish should further facilitate the utility of this organism for genetic studies of vertebrate biology.
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spelling doaj.art-9a927181f14a449bbe09c6db6d48fb3a2022-12-21T18:43:33ZengOxford University PressG3: Genes, Genomes, Genetics2160-18362016-08-01682517252110.1534/g3.116.03191425Expanding CRISPR/Cas9 Genome Editing Capacity in Zebrafish Using SaCas9Yan FengCheng ChenYuxiang HanZelin ChenXiaochan LuFang LiangSong LiWei QinShuo LinThe type II CRISPR/Cas9 system has been used widely for genome editing in zebrafish. However, the requirement for the 5′-NGG-3′ protospacer-adjacent motif (PAM) of Cas9 from Streptococcus pyogenes (SpCas9) limits its targeting sequences. Here, we report that a Cas9 ortholog from Staphylococcus aureus (SaCas9), and its KKH variant, successfully induced targeted mutagenesis with high frequency in zebrafish. Confirming previous findings, the SpCas9 variant, VQR, can also induce targeted mutations in zebrafish. Bioinformatics analysis of these new Cas targets suggests that the number of available target sites in the zebrafish genome can be greatly expanded. Collectively, the expanded target repertoire of Cas9 in zebrafish should further facilitate the utility of this organism for genetic studies of vertebrate biology.http://g3journal.org/lookup/doi/10.1534/g3.116.031914CRISPR/Cas9SaCas9KKH SaCas9 variantgene editingzebrafish
spellingShingle Yan Feng
Cheng Chen
Yuxiang Han
Zelin Chen
Xiaochan Lu
Fang Liang
Song Li
Wei Qin
Shuo Lin
Expanding CRISPR/Cas9 Genome Editing Capacity in Zebrafish Using SaCas9
G3: Genes, Genomes, Genetics
CRISPR/Cas9
SaCas9
KKH SaCas9 variant
gene editing
zebrafish
title Expanding CRISPR/Cas9 Genome Editing Capacity in Zebrafish Using SaCas9
title_full Expanding CRISPR/Cas9 Genome Editing Capacity in Zebrafish Using SaCas9
title_fullStr Expanding CRISPR/Cas9 Genome Editing Capacity in Zebrafish Using SaCas9
title_full_unstemmed Expanding CRISPR/Cas9 Genome Editing Capacity in Zebrafish Using SaCas9
title_short Expanding CRISPR/Cas9 Genome Editing Capacity in Zebrafish Using SaCas9
title_sort expanding crispr cas9 genome editing capacity in zebrafish using sacas9
topic CRISPR/Cas9
SaCas9
KKH SaCas9 variant
gene editing
zebrafish
url http://g3journal.org/lookup/doi/10.1534/g3.116.031914
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