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. Author manuscript; available in PMC: 2017 Sep 6.
Published in final edited form as: Mol Pharm. 2015 Feb 6;12(3):783–793. doi: 10.1021/mp5006118

Figure 9.

Figure 9

Proposed mechanism of EDC-induced degradation of gelatin as an extended Khorana mechanism. (a) Khorana mechanism26 for peptide bond cleavage of terminal amino acid. (b) Extended Khorana mechanism for peptide bond cleavage of an intrachain amino acid in gelatin.