Research Article

Position-Specific Analysis and Prediction of Protein Pupylation Sites Based on Multiple Features

Figure 4

The number of each type or each site of amino acid factor features in the optimal feature set. (a) The number of five different types of amino acid factor features in the optimal feature set. (b) The number of each site of PSSM features in the optimal feature set.
109549.fig.004a
(a)
109549.fig.004b
(b)