# FREQS A 0.295 C 0.205 G 0.205 T 0.295
    A   R   G   C   Y   T   K   M   S   W   N   X
A   9   2  -4 -15 -16 -17 -11  -3  -9  -4  -1 -30
R   0   1   3 -14 -15 -16  -6  -7  -5  -8  -1 -30
G  -8   1  10 -14 -15 -15  -2 -11  -2 -11  -1 -30
C -15 -15 -14  10   1  -8 -11  -2  -2 -11  -1 -30
Y -16 -15 -14   3   1   0  -7  -6  -5  -8  -1 -30
T -17 -16 -15  -4   2   9  -3 -11  -9  -4  -1 -30
K -13  -7  -2  -9  -6  -3  -2 -11  -5  -8  -1 -30
M  -3  -6  -9  -2  -7 -13 -11  -2  -5  -8  -1 -30
S -11  -6  -2  -2  -6 -11  -6  -6  -2 -11  -1 -30
W  -4  -7  -9  -9  -7  -4  -7  -7  -9  -4  -1 -30
N  -1  -1  -1  -1  -1  -1  -1  -1  -1  -1  -1 -30
X -30 -30 -30 -30 -30 -30 -30 -30 -30 -30 -30 -30