6APV:
reference: Evaluation of the Trypanosoma brucei 6-oxopurine salvage pathway as a potential target for drug discovery., Dolezelova E, Teran D, Gahura O, Kotrbova Z, Prochazkova M, Keough D, Spacek P, Hockova D, Guddat L, Zikova A, PLoS Negl Trop Dis. 2018 Feb 26;12(2):e0006301. doi:, 10.1371/journal.pntd.0006301. eCollection 2018 Feb. PMID: 29481567

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