Abstract
Prime editing can induce a desired base substitution, insertion, or deletion in a target gene using reverse transcriptase after nick formation by CRISPR nickase. In this study, we develop a technology that can be used to insert or replace external bases in the target DNA sequence by linking reverse transcriptase to the Francisella novicida Cas9, which is a CRISPR-Cas9 ortholog. Using FnCas9(H969A) nickase, the targeting limitation of existing Streptococcus pyogenes Cas9 nickase [SpCas9(H840A)]-based prime editing is dramatically extended, and accurate prime editing is induced specifically for the target genes in human cell lines.
| Original language | English |
|---|---|
| Article number | 92 |
| Journal | Genome Biology |
| Volume | 23 |
| Issue number | 1 |
| DOIs | |
| Publication status | Published - 2022 Dec |
Bibliographical note
Publisher Copyright:© 2022, The Author(s).
Keywords
- CRISPR-Cas9
- Francisella novicida
- Ortholog
- Prime editing
- Target expansion
ASJC Scopus subject areas
- Ecology, Evolution, Behavior and Systematics
- Genetics
- Cell Biology
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