| 5TVZ: reference: Molecular Architecture of the Major Membrane Ring Component of the Nuclear Pore Complex., Upla P, Kim SJ, Sampathkumar P, Dutta K, Cahill SM, Chemmama IE, Williams R, Bonanno JB, Rice WJ, Stokes DL, Cowburn D, Almo SC, Sali A, Rout MP, Fernandez-Martinez J, Structure. 2017 Mar 7;25(3):434-445. doi: 10.1016/j.str.2017.01.006. Epub 2017, Feb 2. PMID: 28162953 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).