Optogenetics + CRISPR, Using Light to Control Genome Editing
Type
Blog Post
...flanking the DNA-binding cleft of Cas9, the fluorescent domains dimerize and prevent DNA binding in the... cell, the dCas9-CIB1 fusion binds to the target DNA sequence as directed by the guide RNA (gRNA), while...unveiled a photoactivatable system to cleave a target DNA sequence (Nihongaki, et al., 2015) resulting in a... Additionally, high intensity exposure can cause DNA damage. Far-red light, however, can penetrate 5 mm...fluorescent reporter gene in mice using Minicircle DNA vectors encoding the FAST constructs. This proof-...stimulation, the pdDronpa moieties move apart, allowing DNA binding and cleavage. This technique was applied ...deactivated the protein’s ability to cleave targeted DNA, settling on photocaging the K866 lysine, as seen...