Table 1

The standard scoring matrix of SARST

A
 B
 C
 D
 E
 T
 K
 V
 N
 F
 G
 H
 I
 L
 M
 Q
 S
 Y
 R
 P
 W
 Z
 X
A
 3
 2
 2
 1
 1
 0
 -2
 -3
 -3
 -8
 -11
 -11
 -13
 -8
 -8
 -9
 -14
 -9
 -7
 -8
 -7
 -4
 0
B
 2
 2
 2
 1
 1
 1
 0
 -1
 -2
 -6
 -12
 -10
 -10
 -7
 -7
 -6
 -10
 -8
 -5
 -6
 -4
 -6
 0
C
 2
 2
 2
 1
 1
 3
 -1
 -2
 -3
 -6
 -13
 -11
 -9
 -7
 -8
 -7
 -9
 -10
 -2
 -7
 -5
 -3
 0
D
 1
 1
 1
 3
 1
 2
 2
 -1
 -1
 -4
 -9
 -7
 -8
 -4
 -6
 -5
 -7
 -4
 1
 -3
 -4
 -2
 0
E
 1
 1
 1
 1
 3
 1
 2
 3
 1
 -5
 -7
 -6
 -7
 -4
 -4
 -4
 -7
 -2
 -1
 -5
 -3
 -1
 0
T
 0
 1
 3
 2
 1
 5
 -1
 2
 -1
 -2
 -6
 -6
 -4
 -4
 -5
 -2
 -4
 -4
 2
 -1
 -1
 3
 0
K
 -2
 0
 -1
 2
 2
 -1
 4
 1
 3
 -3
 -6
 -6
 -5
 -3
 -3
 -2
 -5
 -2
 -2
 0
 0
 -1
 0
V
 -3
 -1
 -2
 -1
 3
 2
 1
 9
 3
 -3
 -4
 -4
 -2
 -2
 -2
 0
 0
 3
 2
 -1
 3
 4
 0
N
 -3
 -2
 -3
 -1
 1
 -1
 3
 3
 5
 -2
 -4
 -4
 -3
 -2
 0
 -2
 -3
 -2
 -1
 1
 1
 1
 0
F
 -8
 -6
 -6
 -4
 -5
 -2
 -3
 -3
 -2
 5
 -1
 1
 0
 3
 0
 3
 0
 2
 0
 -2
 -2
 1
 0
G
 -11
 -12
 -13
 -9
 -7
 -6
 -6
 -4
 -4
 -1
 4
 3
 3
 0
 2
 0
 1
 -3
 -5
 -5
 -6
 -2
 0
H
 -11
 -10
 -11
 -7
 -6
 -6
 -6
 -4
 -4
 1
 3
 4
 1
 2
 2
 0
 -1
 -2
 -4
 -3
 -5
 -1
 0
I
 -13
 -10
 -9
 -8
 -7
 -4
 -5
 -2
 -3
 0
 3
 1
 4
 0
 1
 2
 4
 0
 -1
 -4
 -7
 -2
 0
L
 -8
 -7
 -7
 -4
 -4
 -4
 -3
 -2
 -2
 3
 0
 2
 0
 4
 1
 1
 -1
 0
 0
 -1
 -2
 1
 0
M
 -8
 -7
 -8
 -6
 -4
 -5
 -3
 -2
 0
 0
 2
 2
 1
 1
 4
 0
 1
 -1
 -4
 -2
 -2
 1
 0
Q
 -9
 -6
 -7
 -5
 -4
 -2
 -2
 0
 -2
 3
 0
 0
 2
 1
 0
 6
 1
 3
 1
 -3
 -3
 1
 0
S
 -14
 -10
 -9
 -7
 -7
 -4
 -5
 0
 -3
 0
 1
 -1
 4
 -1
 1
 1
 7
 5
 2
 -3
 -3
 3
 0
Y
 -9
 -8
 -10
 -4
 -2
 -4
 -2
 3
 -2
 2
 -3
 -2
 0
 0
 -1
 3
 5
 10
 7
 2
 2
 7
 0
R
 -7
 -5
 -2
 1
 -1
 2
 -2
 2
 -1
 0
 -5
 -4
 -1
 0
 -4
 1
 2
 7
 11
 3
 0
 7
 0
P
 -8
 -6
 -7
 -3
 -5
 -1
 0
 -1
 1
 -2
 -5
 -3
 -4
 -1
 -2
 -3
 -3
 2
 3
 8
 7
 4
 0
W
 -7
 -4
 -5
 -4
 -3
 -1
 0
 3
 1
 -2
 -6
 -5
 -7
 -2
 -2
 -3
 -3
 2
 0
 7
 9
 5
 0
Z
 -4
 -6
 -3
 -2
 -1
 3
 -1
 4
 1
 1
 -2
 -1
 -2
 1
 1
 1
 3
 7
 7
 4
 5
 6
 0
X
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0
 0

Lo et al. BMC Bioinformatics 2007 8:307   doi:10.1186/1471-2105-8-307