1YA7:
reference: The 1.9 A structure of a proteasome-11S activator complex and implications for proteasome-PAN/PA700 interactions., Forster A, Masters EI, Whitby FG, Robinson H, Hill CP, Mol Cell 2005 May 27;18(5):589-99. PMID: 15916965

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