Feng Zhang (Vallee Scholar 2013) and his team at the McGovern and Broad Institutes have reengineered a compact RNA-guided enzyme they found in bacteria into an efficient, programmable editor of human DNA. See their paper in Nature Biotch
www.nature.com/articles/s41...
nature.com
Evolution-guided protein design of IscB for persistent epigenome editing in vivo - Nature Biotechnology
A combination of engineering approaches is used to improve the function of IscB for a variety of editing activities in vivo.