6V11:
reference: Structural basis for distinct operational modes and protease activation in AAA+ protease Lon., Shin M, Puchades C, Asmita A, Puri N, Adjei E, Wiseman RL, Karzai AW, Lander GC, Sci Adv. 2020 May 20;6(21):eaba8404. doi: 10.1126/sciadv.aba8404. eCollection, 2020 May. PMID: 32490208

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