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Table 1 Composition of the dataset for the 9 types of ligands

From: Protein ligand-specific binding residue predictions by an ensemble classifier

Ligand Categories

Ligand IDa

No. Proteins

No. Positiveb

No. Negativec

Metal ions

CU

110

535

38488

FE

227

1115

73813

FE2

103

439

34113

ZN

933

4317

367292

Acid radical ions

SO4

303

2125

99729

PO4

339

2168

112279

Nucleotides

ATP

261

3631

100848

FMN

95

1552

30244

HEME

HEM and HEC

228

5821

69155

  1. aThe ligand ID in the BioLip database
  2. bThe number of binding residues
  3. cThe number of non-binding residues