6ZGL:
reference: Cryo-EM with sub-1 A specimen movement., Naydenova K, Jia P, Russo CJ, Science. 2020 Oct 9;370(6513):223-226. doi: 10.1126/science.abb7927. PMID: 33033219

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).