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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