MicrobiologybioRxiv
A natural single-guide RNA repurposes Cas9 to autoregulate CRISPR-Cas expression
R. E. Workman, T. Pammi, B. T. K. Nguyen…·J. W. Modell
The paper shows that a long-form tracrRNA acts as a natural single guide to repress Cas9 expression, revealing a regulatory mechanism in CRISPR-Cas systems.
DOI 10.1016/j.cell.2020.12.017