7CMG:
reference: PorM, a core component of bacterial type IX secretion system, forms a dimer with a unique kinked-rod shape., Sato K, Okada K, Nakayama K, Imada K, Biochem Biophys Res Commun. 2020 Aug 19. pii: S0006-291X(20)31563-1. doi:, 10.1016/j.bbrc.2020.08.018. PMID: 32828535

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