Published March 11, 2014 at 300 × 426 in New Insight into an Emerging Genome-Editing Tool Eva Nogales (left) and Jennifer Doudna led a study that produced the first detailed look at the 3D structure of the Cas9 enzyme and how it partners with guide RNA. (Photo by Roy Kaltschmidt) (Visited 24 times, 1 visits today)