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Table 8 The data of the training dataset and independent test dataset

From: Prediction of acid radical ion binding residues by K-nearest neighbors classifier

Ligand

Training dataset

Independent test dataset

Chains

Pa

Nb

Chains

Pa

Nb

NO2

17

76

6218

5

22

1926

CO32−

49

252

18,066

13

64

4700

SO42−

242

1751

79,164

61

374

20,565

PO43−

271

1730

90,786

68

438

21,493

  1. aThe number of positive (binding) samples
  2. bThe number of negative (non-binding) samples