6GCN:
reference: Conformational flexibility of pore loop-1 gives insights into substrate translocation by the AAA(+) protease FtsH., Uthoff M, Baumann U, J Struct Biol. 2018 Aug 10. pii: S1047-8477(18)30227-2. doi:, 10.1016/j.jsb.2018.08.009. PMID: 30118817

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