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Network of interactions between drugs (red spheres) and targets (blue spheres) is displayed above.
The red lines are used for the predicted interactions and the thickness of edges indicate the confidence score of predictions.

Data source: DrugBank-all; Query type: target; # of requested predictions: 20; Secondary interactions: no
Input target 1: P31213
No. Gene UniProt ID Protein Name Pathway PDB
1 SRD5A2 P31213 3-oxo-5-alpha-steroid 4-dehydrogenase 2 hsa00140; hsa05215 NA

4 known interactions (drugs) of input target (SRD5A2): 3-oxo-5-alpha-steroid 4-dehydrogenase 2
No. Group Type Drug ID Drug Name SMILES
⇨ TargetHunter
1 Approved SmallMoleculeDrug DB01216 Finasteride Thumb
2 Approved SmallMoleculeDrug DB00421 Spironolactone Thumb
3 Approved;
SmallMoleculeDrug DB01126 Dutasteride Thumb
4 Approved SmallMoleculeDrug DB00548 Azelaic Acid Thumb

20 predicted interactions (drugs) of input target (SRD5A2): 3-oxo-5-alpha-steroid 4-dehydrogenase 2
No. Group Type Drug ID Drug Name SMILES
⇨ TargetHunter
Image Confidence score
1 Approved;
SmallMoleculeDrug DB11148 Butamben Thumb 31.3%
2 Approved SmallMoleculeDrug DB09389 Norgestrel Thumb 31.3%
3 Approved;
SmallMoleculeDrug DB00367 Levonorgestrel Thumb 30.4%
4 Approved;
SmallMoleculeDrug DB13746 Bioallethrin Thumb 29.2%
5 Approved SmallMoleculeDrug DB00825 Menthol Thumb 29.2%
6 Experimental SmallMoleculeDrug DB07557 (5BETA)-PREGNANE-3,20-DIONE Thumb 28.8%
7 Approved;
SmallMoleculeDrug DB09231 Benidipine Thumb 25.1%
8 Investigational;
SmallMoleculeDrug DB01388 Mibefradil Thumb 24.8%
9 Experimental SmallMoleculeDrug DB07447 5beta-dihydrotestosterone Thumb 24.4%
10 Approved SmallMoleculeDrug DB00898 Ethanol Thumb 22.8%
11 Approved;
SmallMoleculeDrug DB06712 Nilvadipine Thumb 22.3%
12 Approved;
SmallMoleculeDrug DB09236 Lacidipine Thumb 21.9%
13 Investigational SmallMoleculeDrug DB01645 Genistein Thumb 20.9%
14 Approved;
SmallMoleculeDrug DB09235 Efonidipine Thumb 20.0%
15 Approved SmallMoleculeDrug DB01115 Nifedipine Thumb 19.7%
16 Approved;
SmallMoleculeDrug DB00167 L-Isoleucine Thumb 19.6%
17 Approved;
SmallMoleculeDrug DB09232 Cilnidipine Thumb 19.5%
18 Approved;
SmallMoleculeDrug DB09238 Manidipine Thumb 19.1%
19 Approved;
SmallMoleculeDrug DB00431 Lindane Thumb 18.5%
20 Approved SmallMoleculeDrug DB00308 Ibutilide Thumb 18.5%


Reference:  Hongchun Li, Fen Pei, D. Lansing Taylor and Ivet Bahar. (2020) QuartataWeb: Integrated Chemical–Protein-Pathway Mapping for Polypharmacology and Chemogenomics. Bioinformatics 36(12), 3935–3937.


The QuartataWeb server is maintained by the Bahar Lab at the Department of Computational & Systems Biology at the University of Pittsburgh, School of Medicine, and sponsored by the NIH awards P41 GM103712 and P01 DK096990; and by the Li Lab at Research Center for Computer-Aided Drug Discovery at Shenzhen Institutes of Advanced Technology, CAS.

For questions and comments please contact Hongchun Li.