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Table 8 Comparison of PSSM and PSSM-2SP on the Barton dataset in terms of amino acid types

From: Real value prediction of protein solvent accessibility using enhanced PSSM features

   MAE (%)
Amino acid type Occurence (%) PSSM PSSM-2SP Improvement
I 5.5 9.7 8.7 1.0
L 8.5 10.7 9.8 0.9
V 6.9 10.6 9.6 1.0
C 0.9 9.8 8.9 0.9
A* 8.7 14.1 13.3 0.9
G* 7.8 19.8 19.5 0.4
M 2.0 12.3 11.3 0.9
F 3.9 11.2 10.2 1.0
Y 3.6 13.3 13.0 0.3
W 1.5 12.4 11.8 0.6
H 2.2 15.5 15.1 0.4
K* 5.9 17.1 15.8 1.3
R 4.5 17.7 17.0 0.7
E 6.0 18.9 17.8 1.1
Q 3.7 18.1 17.2 0.9
D* 5.9 20.1 19.2 0.8
N 4.7 20.4 19.6 0.8
S 6.2 19.0 18.3 0.7
T 6.0 16.9 16.0 0.9
P 4.7 18.2 17.4 0.8