Resistance Mutation Supply Modulates CRISPR Immunity Benefits in Pseudomonas aeruginosa
A study reveals that CRISPR immunity benefits Pseudomonas aeruginosa most against virulent phages that are difficult for bacteria to resist ...
Tag: bacterial immunity
Bacteria Turn Phage Immune Evasion Into a Deadly Self-Destruct Signal
The newly described Panoptes bacterial immune system detects phage evasion by sensing the loss of nucleotide signals that sponge proteins ...
Bacterial antiviral system that works in reverse stuns scientists
Gladstone Institutes scientists have discovered type VI retrons, bacterial antiviral systems that activate a lethal toxin through single-stranded DNA produced ...
Staphylococcus aureus SauUSI Motor Revealed as a One-Enzyme DNA Shredder
Single-molecule experiments reveal that one SauUSI restriction enzyme dimer from Staphylococcus aureus acts as an ATP-driven motor that loops along ...
Cryo-EM Exposes Hidden Architecture of a Bacterial Antiviral Weapon Found in Pathogens
Cryo-electron microscopy has revealed the first structure of a TenpIN type III toxin-antitoxin complex common to several pathogenic bacteria, showing ...
RNA-Activated Cas12a3 Targets tRNA for Immunity
In a groundbreaking study published in Nature, researchers have unveiled the detailed molecular mechanics by which the bacterial enzyme Ba1Cas12a3 ...
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