Evidence map›Paper›PMID 33373406›Full record

ArticlePloS one2020

Genome-wide identification and analysis of highly specific CRISPR/Cas9 editing sites in pepper (Capsicum annuum L.).

Guanliang Li, Ziyan Zhou, Lingrui Liang, Zhao Song, Yafei Hu, Junjie Cui, Weili Chen, Kailin Hu, Jiaowen Cheng

Abstract read
In one paragraph

Article in PloS one, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

7 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Guanliang LiCollege of Horticulture, South China Agricultural University, Guangzhou, China.
Ziyan ZhouCollege of Horticulture, South China Agricultural University, Guangzhou, China.
Lingrui LiangCollege of Horticulture, South China Agricultural University, Guangzhou, China.
Zhao SongCollege of Horticulture, South China Agricultural University, Guangzhou, China.
Yafei HuCollege of Horticulture, South China Agricultural University, Guangzhou, China.
Junjie CuiDepartment of Horticulture, College of Food Science and Engineering, Foshan University, Foshan, Guangdong, China.
Weili ChenCollege of Horticulture, South China Agricultural University, Guangzhou, China.
Kailin HuCollege of Horticulture, South China Agricultural University, Guangzhou, China.
Jiaowen ChengCollege of Horticulture, South China Agricultural University, Guangzhou, China.ORCID 0000-0002-7004-5138

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The CRISPR/Cas9 system is an efficient genome editing tool that possesses the outstanding advantages of simplicity and high efficiency. Genome-wide identification and specificity analysis of editing sites is an effective approach for mitigating the risk of off-target effects of CRISPR/Cas9 and has been applied in several plant species but has not yet been reported in pepper. In present study, we first identified genome-wide CRISPR/Cas9 editing sites based on the 'Zunla-1' reference genome and then evaluated the specificity of CRISPR/Cas9 editing sites through whole-genome alignment. Results showed that a total of 603,202,314 CRISPR/Cas9 editing sites, including 229,909,837 (~38.11%) NGG-PAM sites and 373,292,477 (~61.89%) NAG-PAM sites, were detectable in the pepper genome, and the systematic characterization of their composition and distribution was performed. Furthermore, 29,623,855 highly specific NGG-PAM sites were identified through whole-genome alignment analysis. There were 26,699,38 (~90.13%) highly specific NGG-PAM sites located in intergenic regions, which was 9.13 times of the number in genic regions, but the average density in genic regions was higher than that in intergenic regions. More importantly, 34,251 (~96.93%) out of 35,336 annotated genes exhibited at least one highly specific NGG-PAM site in their exons, and 90.50% of the annotated genes exhibited at least 4 highly specific NGG- PAM sites, indicating that the set of highly specific CRISPR/Cas9 editing sites identified in this study was widely applicable and conducive to the minimization of the off-target effects of CRISPR/Cas9 in pepper.

Indexed as

CapsicumCRISPR-Cas SystemsGene EditingGenome, PlantPlant BreedingSequence Alignment

Identifiers

PMID33373406
PMCPMC7771699

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.