2. A) Give an example of one pair of amino acids that would be capable of forming each type of non-covalent bond or interaction listed below: (4 pts)
Ionic Bond:
Hydrogen Bond:
Van der Waals Interaction:
Hydrophobic Interaction:

B) Which non-covalent bondlisted above is pH dependent? (1 pt)

C) Based on the Pk’values for the amino acid R groups of polar charged amino acids shown below, give the pH range required for this bond to form between the pair of amino acids you listed above. (1 pt)