2W5J:
reference: Structure of the C14-rotor ring of the proton translocating chloroplast ATP synthase., Vollmar M, Schlieper D, Winn M, Buchner C, Groth G, J Biol Chem. 2009 May 7. PMID: 19423706

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