 A R N D C Q E G H I L K M F P S T W Y V 
A 2 0 0 0 0 0 1 0 0 0 0 0 0 -1 -1 1 0 -1 -1 0 
R 0 2 0 0 0 0 0 0 0 -1 -1 1 -1 -1 0 0 0 0 -1 -1 
N 0 0 3 1 0 1 0 0 0 -1 -1 1 -1 -1 0 0 0 -1 -1 -1 
D 0 0 1 2 0 0 1 0 0 -1 -1 0 -1 -1 0 0 0 -1 -1 -1 
C 0 0 0 0 2 0 0 0 0 0 0 0 0 -1 0 0 0 -1 -1 0 
Q 0 0 1 0 0 2 1 0 0 -1 -1 0 -1 -1 0 0 0 -1 -1 -1 
E 1 0 0 1 0 1 2 0 0 -1 -1 0 -1 -1 -1 0 0 -1 -1 -1 
G 0 0 0 0 0 0 0 2 0 -1 -1 0 -1 -1 0 0 0 -1 -1 -1 
H 0 0 0 0 0 0 0 0 2 -1 -1 0 -1 -1 0 0 0 -1 0 -1 
I 0 -1 -1 -1 0 -1 -1 -1 -1 2 0 -1 0 1 -1 -1 0 0 0 1 
L 0 -1 -1 -1 0 -1 -1 -1 -1 0 2 -1 2 0 -1 -1 0 0 0 1 
K 0 1 1 0 0 0 0 0 0 -1 -1 2 -1 -1 0 0 0 -1 -1 -1 
M 0 -1 -1 -1 0 -1 -1 -1 -1 0 2 -1 2 0 -1 -1 0 0 0 0 
F -1 -1 -1 -1 -1 -1 -1 -1 -1 1 0 -1 0 2 -1 -1 -1 0 1 0 
P -1 0 0 0 0 0 -1 0 0 -1 -1 0 -1 -1 3 0 0 -1 -1 -1 
S 1 0 0 0 0 0 0 0 0 -1 -1 0 -1 -1 0 2 0 -1 -1 -1 
T 0 0 0 0 0 0 0 0 0 0 0 0 0 -1 0 0 2 -1 -1 0 
W -1 0 -1 -1 -1 -1 -1 -1 -1 0 0 -1 0 0 -1 -1 -1 2 0 0 
Y -1 -1 -1 -1 -1 -1 -1 -1 0 0 0 -1 0 1 -1 -1 -1 0 2 0 
V 0 -1 -1 -1 0 -1 -1 -1 -1 1 1 -1 0 0 -1 -1 0 0 0 2 

