3OLC:
reference: Crystal structure of the N-terminal region of human Topoisomerase IIbeta binding protein 1., Huo YG, Bai L, Xu M, Jiang T, Biochem Biophys Res Commun. 2010 Oct 22;401(3):401-5. Epub 2010 Sep 19. PMID: 20858457

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