| 1AVO: reference: Structure of the proteasome activator REGalpha (PA28alpha)., Knowlton JR, Johnston SC, Whitby FG, Realini C, Zhang Z, Rechsteiner M, Hill CP, Nature 1997 Dec 11;390(6660):639-43. PMID: 9403698 |
This OCA 
Structure page
uses Jmol,
developed by the Jmol Development Team
(documentation).