2NP8:
reference: Structural basis for the inhibition of Aurora A kinase by a novel class of high affinity disubstituted pyrimidine inhibitors., Tari LW, Hoffman ID, Bensen DC, Hunter MJ, Nix J, Nelson KJ, McRee DE, Swanson RV, Bioorg Med Chem Lett. 2007 Feb 1;17(3):688-91. Epub 2006 Nov 2. PMID: 17157005

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