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In: Chemistry

Hand draw the following transformations step by step, including all intermediates. Ideally, also show electron pushing...

Hand draw the following transformations step by step, including all intermediates. Ideally, also show electron pushing

A. Conversion of asparagine to aspartic and isoaspartic acid in peptides.
B. Conversion of aspartic acid to isoaspartic acid in peptides.
C. Cleavage of the peptide backbone at the aspartic acid residue.
D. Discuss whether acid may catalyze each reaction (A, B or C); i.e., whether the reaction is faster at (pH lower than 7) than at pH 7.

E. Discuss whether base may catalyze each reaction (A, B or C); i.e., whether the reaction is faster at (pH higher than 7) than at pH 7.

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