5D3K:
reference: Towards a characterization of the structural determinants of specificity in the macrocyclizing thioesterase for deoxyerythronolide B biosynthesis., Argyropoulos P, Bergeret F, Pardin C, Reimer JM, Pinto A, Boddy CN, Martin Schmeing T, Biochim Biophys Acta. 2015 Nov 22. pii: S0304-4165(15)00324-4. doi:, 10.1016/j.bbagen.2015.11.007. PMID: 26592346

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