3ICK:
reference: Binding of nitrogen-containing bisphosphonates (N-BPs) to the Trypanosoma cruzi farnesyl diphosphate synthase homodimer., Huang CH, Gabelli SB, Oldfield E, Amzel LM, Proteins. 2010 Mar;78(4):888-99. PMID: 19876942

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