To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S1. Movie showing the conformational changes of the CHIKV glycoprotein trimeric spike as a result of cleavage during maturation. Structural studies of Chikungunya virus maturation Moh Lan Yap, Thomas Klose, Akane Urakami, S. Saif Hasan, Wataru Akahata, and Michael G. Rossmann PNAS. 2017. 114:13703-13707 DOI: 10.1073/pnas.1713166114 Download Original Video Browse All Videos »