5WQ4:
reference: Structural insights into the ubiquitin recognition by OPTN (optineurin) and its regulation by TBK1-mediated phosphorylation., Li F, Xu D, Wang Y, Zhou Z, Liu J, Hu S, Gong Y, Yuan J, Pan L, Autophagy. 2018;14(1):66-79. doi: 10.1080/15548627.2017.1391970. Epub 2018 Feb 2. PMID: 29394115

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