4KWP:
reference: Cell-permeable dual inhibitors of protein kinases CK2 and PIM-1: structural features and pharmacological potential., Cozza G, Girardi C, Ranchio A, Lolli G, Sarno S, Orzeszko A, Kazimierczuk Z, Battistutta R, Ruzzene M, Pinna LA, Cell Mol Life Sci. 2014 Jan 18. PMID: 24442476

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