5SWL:
reference: Structural and Biochemical Characterization of Spa47 Provides Mechanistic Insight into Type III Secretion System ATPase Activation and Shigella Virulence Regulation., Burgess JL, Burgess RA, Morales Y, Bouvang JM, Johnson SJ, Dickenson NE, J Biol Chem. 2016 Oct 21. pii: jbc.M116.755256. PMID: 27770024

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