Name	Side Chain pKa
A	
R	12.5
N	1.5    //for acetamide
D	3.9
C	8.3 
E	4.3 
Q	1.5    //for acetamide
G	
H	6.2
I	
L	
K	10.5
M	
F	
P	
S       13.6     	
T       13.6
W	0.7    //for pyrrol ring
Y	10.1
V