3CF2:
reference: Improved Structures of Full-Length p97, an AAA ATPase: Implications for Mechanisms of Nucleotide-Dependent Conformational Change., Davies JM, Brunger AT, Weis WI, Structure. 2008 May;16(5):715-26. PMID: 18462676

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