...achieved by using orthogonal dCas9s (e.g. S. pyogenes dCas9 and S. aureus dCas9) tagged with different fluorescent...human cells. The simplest dCas9-based activators and repressors consist of dCas9 fused directly to a single...imaging of proteins in living cells (Figure 9B) dCas9-VPR - dCas9 fused to several different activation domains...Jonathan Weissman labs , is an all-in-one dCas9 fusion with KRAB, DNMT3A, and DNMT3L. CRISPRoff maintains gene...utilizes biotin tagging of dCas9 by fusing a biotin acceptor site to dCas9 and co-expressing BirA biotin... defense CRISPRa CRISPR Activation; using a dCas9 or dCas9-activator with a gRNA to increase transcription...target gene CRISPRi CRISPR Interference; using a dCas9 or dCas9-repressor with a gRNA to repress/decrease transcription...