Pseudomonas aeruginosa CRISPR-Cas primes a minimal proline-codon toxin to abort anti-CRISPR phages
Rui Wang, Chao Liu, Ping Li, J Q Xu, Guangyi Liang, Yali Wu, Xinyu Jiang, Rui Zhao, Rafael Pinilla‐Redondo, Shuai Le, Guangxin Luan, Ming Li
The paper shows Pseudomonas aeruginosa uses a CRISPR-Cas system to silence a proline-codon toxin that stops phage growth, revealing a defense mechanism against anti-CRISPR phages.
bioRxiv · Jun 3, 2026 · PreprintMicrobiology