To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S1. TEM snapshots of DNA origami revolute joints (hinge 2). Programmable motion of DNA origami mechanisms Alexander E. Marras, Lifeng Zhou, Hai-Jun Su, and Carlos E. Castro PNAS. 2015. 112:713-718 DOI: 10.1073/pnas.1408869112 Download Original Video Browse All Videos »