Table 1. Summary of enrichment factor estimation from various docking scenarios.
Enrichment run | Models | Dataset | Number of compounds | Docking Scenarios | Enrichment factor | ROC | |||
Active | Inactive | 1% | 2% | 5% | |||||
Pubchem Actives | 1 | Original | 20 | 971 | HTS | 20 | 11 | 8.5 | 0.82 |
2 | SP | 29 | 15 | 8.9 | 0.91 | ||||
3 | XP | 24 | 15 | 8.0 | 0.72 | ||||
4 | Epik | 36 | 1526 | HTS | 21 | 12 | 6.0 | 0.90 | |
5 | SP | 20 | 12 | 6.0 | 0.90 | ||||
6 | XP | 15 | 9.9 | 4.0 | 0.77 | ||||
Literature Active | 7 | Original | 30 | 971 | HTS | 29 | 24 | 9.9 | 0.81 |
8 | SP | 32 | 27 | 11.0 | 0.83 | ||||
9 | XP | 29 | 17 | 9.2 | 0.68 | ||||
10 | Epik | 59 | 1526 | HTS | 31 | 17 | 8.7 | 0.88 | |
11 | SP | 30 | 21 | 10.0 | 0.89 | ||||
12 | XP | 10 | 13 | 8.6 | 0.83 | ||||
Combined Active datasets | 13 | Original | 50 | 971 | HTS | 20 | 19 | 8.7 | 0.81 |
14 | SP | 20 | 20 | 10.0 | 0.87 | ||||
15 | XP | 20 | 14 | 8.7 | 0.70 | ||||
16 | Epik | 95 | 1526 | HTS | 20 | 14 | 7.6 | 0.89 | |
17 | SP | 20 | 16 | 8.0 | 0.90 | ||||
18 | XP | 12 | 10 | 6.8 | 0.81 |
Note: ROC = Receiver Operator Characterics, XP: Extra precision, SP: Standard precision, HTS: High throughput screening.