Epigenome editing has become more precise and effective by coupling epigenetic effectors to the dCas9 protein and targeting regulatory regions such as promoters and enhancers. Here, we describe a basic methodology for performing an epigenome editing experiment, starting from gRNA design and cloning to transiently transfecting the gRNA plasmid and the CRISPR/dCas9-based epigenetic effector and finalizing with chromatin immunoprecipitation (ChIP) to validate changes in epigenetic state at a targeted genomic region.
Keywords: CRISPR; Deactivated Cas9; Epigenome editing; Guide RNA; Synthetic biology.
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