3S3L:
reference: A ketosynthase homolog uses malonyl units to form esters in cervimycin biosynthesis., Bretschneider T, Zocher G, Unger M, Scherlach K, Stehle T, Hertweck C, Nat Chem Biol. 2011 Dec 18. doi: 10.1038/nchembio.746. PMID: 22179067

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