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. Author manuscript; available in PMC: 2008 Nov 21.
Published in final edited form as: J Am Chem Soc. 2007 Oct 31;129(46):14336–14347. doi: 10.1021/ja074650f

Scheme 2.

Scheme 2

Maturation of MccE492m as defined by in vitro studies. MceA is the peptide precursor to MccE492. It undergoes cleavage at amino acid 15 or 19 during export to yield the 84-residue MccE492(m).