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Effects of PPi, PPPi, poly-P, citrate, and PEP on the apparent Km for F-6-P of the ATP-PFK
| Effector | Km (mM) | Vmax (U mg−1) | Vmax/Km |
|---|---|---|---|
| 0.01 mM PPi | 0.436 | 148 | 3.4 × 102 |
| 0.025 mM PPi | 0.749 | 136 | 1.8 × 102 |
| 0.05 mM PPPi | 0.983 | 256 | 2.6 × 102 |
| 0.05 mM poly-P | 1.376 | 278 | 2.0 × 102 |
| 1.0 mM citrate | 0.0765 | 224 | 2.9 × 102 |
| 5.0 mM PEP | 0.315 | 260 | 8.2 ×102 |
