dCas9-3xFLAG-Biotin is a recombinant catalytically dead Cas9 (dCas9) protein derived from a type II-A Streptococcus pyogenes Cas9 and expressed in E. coli. The dCas9 protein carries D10A and H840A mutations, which inactivate the nuclease domains without compromising target DNA binding. At the...