| Assay Method Information | |
| | In Vitro Inhibition Assay |
| Description: | Materials: Enzymes Recombinant human DPPIV (R&D Systems, Cat. No. 1180-SE). Recombinant human DPP8 (Enzo Life Sciences, Cat. No. BML-SE527). Recombinant human DPP9 (R&D Systems, Cat. No. 5419-SE). Recombinant human DPPII (R&D Systems, Cat. No. 3438-SE). Recombinant human FAP (R&D Systems, Cat. No. 3715-SE). Recombinant human PREP (R&D Systems, Cat. No. 4308-SE). Assay Buffers 25 mM Tris, pH 8.0 (DPPIV and DPP9), 50 mM Tris, pH 7.5 (DPP8), 25 mM MES, pH 6.0 (DPPII), 50 mM Tris, 140 mM NaCl, pH 7.5 (FAP), 25 mM Tris, 0.25 M NaCl, pH 7.5 (PREP), Substrates 4000× substrate solution (100 mM Gly-Pro-AMC (VWR, Cat. No. 100042-646) in DMSO, DPPIV, DPP8 and DPP9) 4000× substrate solution (100 mM Lys-Pro-AMC (Bachem, Cat. No. I-1745) in DMSO, DPPII) 100× substrate solution (2.5 mM Z-Gly-Pro-AMC (VWR, Cat. No. I-1145.0050BA) in DMSO, FAP and PREP), General Materials Compound 96-well black clear-bottom plates (Costar, Cat. No. 3603), Instrumentation, Plate shaker, Molecular Devices SpectraMax M2e microplate reader. |
| Affinity data for this assay | |
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