Combinatorial protein engineering identifies potent CRISPR activators with reduced toxicity.

Giddins M, Kratz AF, De Los Santos MB, Forget A, Tiwari R, Jang G, Blazejewski T, Qin C, Huang Y, Lao YH, Falconer T, Leong KW, Krogan N, Staller M, Wang H, Wei L, Chavez A