Question

What is the net charge on the dipeptide Arg Pro at pH 9.0?

Answer 1

The table below gives the pKa's of the ionizable groups on the free amino acids. pKa of a-amino group pKa of side pKa of a-Carboxyl group Free amino acid chain Arginine 1.8 9.0 12.5 Proline 10.6 2.0 0 +0.5 -0.5 +1 O-1

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Answer 2

Answer:The table below gives the pKa's of the ionizable groups on the free amino acids. pKa of a-amino group pKa of side pKa of a-Carboxyl group Free amino acid chain Arginine 1.8 9.0 12.5 Proline 10.6 2.0 0 +0.5 -0.5 +1 O-1