Optogenetics + CRISPR, Using Light to Control Genome Editing
Type
Blog Post
Published
Sept. 3, 2020, 12:15 p.m.
...develop an optimized photoactivatable CRISPR gene activation system, but settled on a different optimal fusion...to use light to externally control the location, timing, and reversibility of the genome editing process...researchers tested a variety of combinations to optimize both fusion proteins. The best performing combination...fusion protein combination. The optimized LACE system consisted of: 1) CIBN-dCas9-CIBN, where CIBN is the... prevent DNA binding in the dark. Upon light stimulation, the pdDronpa moieties move apart, allowing DNA...LOV2 has a C-terminal helix that unfolds when stimulated by blue light. When fused to the catalytic site...chromatin architecture, it is useful to regulate the time in which dCas9 binding occurs. Bubeck et al. expressed...