3WYI:
reference: Antibacterial Drug Leads: DNA and Enzyme Multitargeting., Zhu W, Wang Y, Li K, Gao J, Huang CH, Chen CC, Ko TP, Zhang Y, Guo RT, Oldfield E, J Med Chem. 2015 Jan 22. PMID: 25574764

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