1MHS:
reference: Structure, mechanism, and regulation of the Neurospora plasma membrane H+-ATPase., Kuhlbrandt W, Zeelen J, Dietrich J, Science 2002 Sep 6;297(5587):1692-6. Epub 2002 Aug 8. PMID: 12169656

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