4LEI:
reference: Structural studies of the spinosyn forosaminyltransferase, SpnP., Isiorho EA, Jeon BS, Kim NH, Liu HW, Keatinge-Clay AT, Biochemistry. 2014 Jul 8;53(26):4292-301. doi: 10.1021/bi5003629. Epub 2014 Jun, 26. PMID: 24945604

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