5ZPH:
reference: In crystallo thermodynamic analysis of conformational change of the topaquinone cofactor in bacterial copper amine oxidase., Murakawa T, Baba S, Kawano Y, Hayashi H, Yano T, Kumasaka T, Yamamoto M, Tanizawa K, Okajima T, Proc Natl Acad Sci U S A. 2018 Dec 18. pii: 1811837116. doi:, 10.1073/pnas.1811837116. PMID: 30563857

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