Publisher Correction: Engineered CRISPR–Cas12a variants with increased activities and improved targeting ranges for gene, epigenetic and base editing

Benjamin P. Kleinstiver, Alexander A. Sousa, Russell T. Walton, Y. Esther Tak, Jonathan Y. Hsu, Kendell Clement, Moira M. Welch, Joy E. Horng, Jose Malagon-Lopez, Irene Scarfò, Marcela V. Maus, Luca Pinello, Martin J. Aryee, J. Keith Joung