Table 2. A comparison of iSNO-AAPair with the existing prediction methods^a on the 14 independent proteins (cf. Supplemental Information S3).

Predictor	Sn (%)	Sp (%)	Acc (%)	MCC
GPS-SNOb	37.50	62.79	55.93	0.10
iSNO-PseAACc	75.00	55.81	61.02	0.27
iSNO-AAPair	75.00	60.47	64.41	0.31

Notes.

^aSee footnote a of Table 1.

^bThe method proposed in Xue et al. (2010) where the threshold parameter was set at “medium” to get its highest overall accuracy.

^cSee footnote c of Table 1.