6JTD:
reference: Molecular Characterization and Structural Basis of a Promiscuous C-Glycosyltransferase from Trollius chinensis., He JB, Zhao P, Hu ZM, Liu S, Kuang Y, Zhang M, Li B, Yun CH, Qiao X, Ye M, Angew Chem Int Ed Engl. 2019 Jun 4. doi: 10.1002/anie.201905505. PMID: 31163097

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