Table 4. Most Important Residues Provided by the Permutation Importance Algorithm in the SVM–RBF and LightGBM Models.

	SVM–RBF	LightGBM
1	Leu83	Val18
2	Glu81	Leu134
3	Lys33	Lys33
4	Val18	Leu83
5	His84	His84