Cryo-EM Structures Reveal Mechanism and Inhibition of DNA Targeting by a CRISPR-Cas Surveillance ComplexTai Wei Guo & Alberto Bartesaghi & Hui Yang & Veronica Falconieri & Prashant Rao & Alan Merk & Edward T. Eng & Ashleigh M. Raczkowski & Tara Fox & Lesley A. Earl & Dinshaw J. Patel & Sriram Subramaniam2017PDF9.5 MBEN