4LRB:
reference: Bioretrosynthetic construction of a didanosine biosynthetic pathway., Birmingham WR, Starbird CA, Panosian TD, Nannemann DP, Iverson TM, Bachmann BO, Nat Chem Biol. 2014 Mar 23. doi: 10.1038/nchembio.1494. PMID: 24657930

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