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. Author manuscript; available in PMC: 2018 Jan 19.
Published in final edited form as: Cell Chem Biol. 2016 Dec 22;24(1):24–34. doi: 10.1016/j.chembiol.2016.11.010

Figure 6. The Proposed Biogenetic Pathway to Sulfazecin.

Figure 6

(A) Biosynthesis of L-2,3-diaminopropionic acid (Dap). (B) Structure of nocardicin G, the first β-lactam containing intermediate in the pathway to nocardicin A. (C) Alternative possible biosynthetic routes to sulfazecin.

PAPS, 3′-phosphoadenosine-5′-phosphosulfate; SAM, S-adenosyl methionine; TE, thioesterase; α-KG, α-ketoglutaric acid; L-phosphoSer, L-phosphoserine.