4BH6:
reference: Insights into Degron Recognition by APC/C Coactivators from the Structure of an Acm1-Cdh1 Complex., He J, Chao WC, Zhang Z, Yang J, Cronin N, Barford D, Mol Cell. 2013 May 22. pii: S1097-2765(13)00329-8. doi:, 10.1016/j.molcel.2013.04.024. PMID: 23707760

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