CRISPR 101: Anti-CRISPR Proteins Switch Off CRISPR-Cas Systems
Type
Blog Post
Published
July 23, 2020, 1:20 p.m.
...Originally published May 23, 2017 and last updated Jul 23, 2020 by Jennifer Tsang.
CRISPR-Cas technology... do anti-CRISPR proteins work?
Anti-CRISPRs proteins are highly diverse but most block CRISPR activity... off CRISPR activity. The ability to turn off CRISPR activity is an important step towards CRISPR-based....
Discovery of anti-CRISPR proteins
That is, until the discovery of anti-CRISPR proteins in 2012 (Bondy-Denomy..., 2012). Anti-CRISPR (Acr) proteins are phage-derived small protein inhibitors of CRISPR-Cas systems that...Since these early anti-CRISPR studies, scientists have discovered over 50 anti-CRISPR proteins that interact...others can inhibit CRISPR enzymes from multiple species of bacteria.
A note on anti-CRISPR nomenclature
Acr...