Write out the un-ionized structure of valine phnylalanine

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Write out the un-ionized structure of valine & phnylalanine. Do either have enantiomers?

Write the zwitterion structures of both.

Show what happens if it becomes more acidic.

Write structure for phe-val (ionized or unionized). Is it the same as val-phe? Why?

Would the dipeptide be neutral, acidic, or basic? Why?

Reference no: EM13129339

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