BL/CH 401 Lecture #3 - Acids, Bases, and Buffers

6. Ionization of His:

Complex amino acids can be handled just like the simpler amino acids:

For example- titration of Histidine (His) goes like this:

Here is the titration curve:

Here is how to find the charges on the different protonated forms of His:

©Wilbur H. Campbell, 1995, 1996; wcampbel@mtu.edu

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