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. Author manuscript; available in PMC: 2018 Oct 15.
Published in final edited form as: Arch Biochem Biophys. 2017 Aug 5;632:4–10. doi: 10.1016/j.abb.2017.08.001

Fig. 3.

Fig. 3.

Mechanistic proposal for the flavin-N5-oxide-mediated 1,3-diketone oxidation in the reaction catalyzed by EncM (R = ribityl-ADP). Structures 13/4 represent the resting state of the enzyme. The EncM flavin is covalently attached to His78 of the enzyme.