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pKa of AA residues
Midterm I
| Question | Answer |
|---|---|
| a-Carboxyl of free AA | 2 |
| C-terminal carboxyl | 3 |
| R-group of Aspartate | 4 |
| R-group of Glutamate | 4 |
| R-group of Histidine | 6 |
| N-terminal amino group | 8 |
| R-group of Cysteine | 8.5 |
| a-Amino of free AA | 9.5 |
| R-group of Tyrosine | 10 |
| R-group of Lysine | 10.5 |
| R-group of Arginine | 12.5 |
| R-group of Serine | 13 |
| R-group of Threonine | 13 |