CRISPR 101: Homology Directed Repair
Type
Blog Post
Published
Jan. 26, 2023, 2:15 p.m.
...template to create mutations
HDR donors can contain insertable sequences or specific mutations, along with homologous...sequence at the DSB, or it can introduce specific mutations into the damaged DNA if these modifications exist...HDR efficiency for more details on how "Cut-to-Mutation distance" affects editing efficiency.
One important... cutting and repairing your target DNA until a mutation is introduced disrupting one or both of these ...sequences. To prevent re-cutting and the resulting mutations after an HDR event, ensure the gRNA or PAM site...off-target effects.
A technique that pushes the size limitations of ssODNs is Easi-CRISPR (Quadros et al., 2017...