Unexpected failure rates for modular assembly of engineered zinc fingers

Cherie L. Ramirez, Jonathan E. Foley, David A. Wright, Felix Müller-Lerch, Shamim H. Rahman, Tatjana I. Cornu, Ronnie J. Winfrey, Jeffry D. Sander, Fengli Fu, Jeffrey A. Townsend, Toni Cathomen, Daniel F. Voytas, J. Keith Joung