We developed the prime editing tool PIE, which produces precise inversions of large genomic segments and chromosomal structural variations in mammalian cells. PIEv3b achieves high inversion efficiency and outperforms nuclease- and integrase-based methods, enabling chromosome reconfiguration from metacentric to telocentric forms.
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References
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This is a summary of: Zhang, A. et al. Efficient and precise inversion of genomic DNA from large to chromosomal scale. Nat. Chem. Biol. https://doi.org/10.1038/s41589-025-02033-9 (2025).
A.Z. and H.Y. used ChatGPT to help prepare their contribution to this Research Briefing.
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Prime editing-based tool enables precise genomic inversions at kilobase to chromosomal scale. Nat Chem Biol 22, 167–168 (2026). https://doi.org/10.1038/s41589-025-02073-1
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DOI: https://doi.org/10.1038/s41589-025-02073-1