Table 12.
Reported optical probes for human DPP 4.
| Enzyme | No. | Substrate | Metabolite | Km (μmol/L) | Vmax or Kcat | λex/λem (nm) | Ref. |
|---|---|---|---|---|---|---|---|
| DPP 4 | DPP 4-F1 |  |
 |
56 | 0.63 μmol/min/L | 630/670 | 145 |
| DPP 4-F2 |  |
 |
33.6 | 5.9 μmol/min/L | 330/546 | 199 | |
| DPP 4-F3 |  |
 |
N.A. | N.A. | 320/450 | 146 | |
| DPP 4-F4 |  |
 |
112 | 7.8 μmol/min/L | 585/625 | 147 | |
| DPP 4-F5 |  |
 |
N.A. | N.A. | 300/460 | 149 | |
| DPP 4-F6 |  |
 |
42.93 | 15.49 μmol/min/mg | 430/535 810/535 |
148 | |
| DPP 4-F7 |  |
 |
150.1 | 15.03 μmol/min/mg | 458/658 | 149 | |
| DPP 4-F8 |  |
 |
N.A. | N.A. | 450/540 | 150 | |
| DPP 4-F9 |  |
 |
N.A. | N.A. | 595/612 | 151 | |
| DPP4-F10 |  |
 |
N.A. | N.A. | 640/690 | 200 |