Table 1.
Target | Reversible reaction | Analysis | Library size | Equilibration time | Method applied for affinity measurement | Best affinity | Ref. |
---|---|---|---|---|---|---|---|
Wt Tau RNA | Disulfide | HPLC‐MS and NMR | 21 | 2 days | Fluorescence titration | EC 50 = 70 nm | Artigas et al. 201533 |
HIV FSS RNA | Disulfide | MS | 12 | 4 days | n.a. | n.a. | McAnany et al. 201634 |
Vascular endothelial growth factor receptor (VEGFR) 2 | Imine | HRMS | 297 | 24 h | In vitro activity against cancer cell lines | IC 50 = 2.4 µm | Yang et al. 201635 |
Endothiapepsin | Acylhydrazone | HPLC‐MS | 90 | 20 h | Inhibition assay | IC 50 = 54.5 nm K i = 25.4 nm | Mondal et al. 201636 |
FimH | Acylhydrazone | HPLC | 8 | 3 days | SPR | K D = 273 nm | Frei et al. 201737 |
UDP‐galacto‐pyranose mutase | Acylhydrazone | HPLC | 11 | 24 h | Fluorescence‐based assay and MIC | K D = 3 µm mic = 26 µg mL–1 | Fu et al. 201738 |
Myeloperoxidase (MPO) | Hydrazone | Activity assay | 6 | n.a. | in vivo activity assay | IC 50 = 79 nm | Soubhye et al. 201739 |
ecFabH | Acylhydrazone | 19F‐NMR | 5 | 12 h | Enzymatic assay | IC 50 = 3 mm | Ektström et al. 201840 |
Multi‐protein strategy on AlkB oxygenases: FTO, ALKBH3 and ALKBH5 | Acylhydrazone | DSF and HPLC | 10 | 5 h | HPLC‐based demethylase and DSF assays | IC 50 = 2.6 µm | Das et al. 201841 |
Trypanosoma cruzi bromodomain‐containing (TcBDF3) | Acylhydrazone | HPLC‐MS | 30 | n.a. | DSF | IC 50 = 13–23 µm | García et al. 201842 |
G‐Quadruplex DNA | Imine formation | HPLC and ESI‐MS | 10 | 24 h | n.a. | n.a. | Jana et al. 201943 |
DSF = differential scanning fluorimetry, HPLC = high‐pressure liquid chromatography, IC 50 = half maximal inhibitory concentration, ITC = isothermal titration calorimetry, K D = dissociation constant, K i = inhibition constant, MIC = minimum inhibitory concentration, MS = mass spectrometry, n.a. = not available, NMR = nuclear magnetic resonance, SPR = surface plasmon resonance.