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. 2022 Jul 18;27(14):4568. doi: 10.3390/molecules27144568

Table 1.

Machine learning scoring functions.

ML Algorithm Name Input Features Dataset Year
RF RF-score [99] Protein–ligand atom-type pair counts in predefined distance cutoff PDBbind v2007 2010
SFCscoreRF [100] Descriptors of ligand-dependent, specific interactions, surface area PDBbind v2007 2013
ΔVinaRF20 [101] Vina empirical terms, surface area terms PDBbind v2014
CSAR dataset
2017
XGB ΔVinaXGB [102] Vina empirical terms, surface area terms, ligand stability terms, bridge water terms PDBbind v2016
CSAR dataset
2019
ΔLinF9XGB [103] A series of gauss terms characterizing protein–ligand interactions, surface area terms, ligand descriptors, bridge water terms and pocket features PDBbind
CSAR dataset
BindingDB
2022
ERT ET-score [104] Distance-weighted interatomic contacts between protein and ligand PDBbind v2016 2021
GBT AGL-Score [105] Algebraic graph theory-based features of protein–ligand complex PDBbind 2019
ECIF-GBT [106] Protein–ligand atom-type pair counts considering each atom connectivity PDBbind v2016 2021
NN NNScore 1.0 [107] Descriptors of specific interactions and ligand-dependent MOAD
PDBbind
2010
NNScore 2.0 [108] Vina empirical terms, protein–ligand atom-type pair counts in predefined distance cutoff MOAD
PDBbind
2011
CNN AtomNet [109] Local structure-based 3D grid from protein–ligand structures DUD-E 2017
Pafnucy [110] Atom property-based 3D grid from protein–ligand structures PDBbind v2016 2017
Kdeep [111] Atom type-based 3D grid from protein–ligand structures PDBbind v2016 2018
OnionNet [112] Rotation-free element-pair specific contacts between protein and ligand atoms in different distance ranges PDBbind v2016 2019
GNN PotentialNet [113] Atom node feature and distance matrix PDBbind v2007 2018
graphDelta [114] Atom node features considering local environment and distance matrix PDBbind v2018 2020
SIGN [115] Distance matrix of atom nodes and angle matrix of bond edges PDBbind v2016 2021