Type III CRISPR-Cas provides resistance against nucleus-forming jumbo phages via abortive infection
D. Mayo-Munoz, L. M. Smith, C. Garcia-Doval, L. M. Malone, K. R. Harding, S. A. Jackson, H. G. Hampton, R. D. Fagerlund, L. F. Gumy, P. C. Fineran
The paper shows type III CRISPR-Cas systems provide immunity against jumbo phages by degrading bacterial DNA and disrupting phage replication through an accessory nuclease, leading to abortive infection.
bioRxiv · Jun 20, 2022Microbiology