1. CRISPR meets caspase
- Author
-
James K. Nuñez and Megan L. Hochstrasser
- Subjects
Microbiology (medical) ,Programmed cell death ,biology ,Immunology ,RNA ,Cell Biology ,Applied Microbiology and Biotechnology ,Microbiology ,Cell biology ,Genetics ,biology.protein ,CRISPR ,human activities ,Caspase - Abstract
Diverse CRISPR–Cas systems protect prokaryotes against invasive genetic elements like phages. A new study finds that evolution has fused a multi-subunit CRISPR complex into a single protein that cuts RNA and interacts with an ancillary caspase-like peptidase, which may trigger cell suicide.
- Published
- 2021