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Substrate competition between disaccharides and ONPG
| ONPG concn (mM) | Competitor | Sp Act | % Relative activity |
|---|---|---|---|
| 2.21 | None | 61.6 | 100 |
| Lactose (2.21 mM) | 59.7 | 96.9 | |
| Sucrose (2.21 mM) | 62.2 | 101 | |
| Cellobiose (2.21 mM) | 61.5 | 99.4 | |
| None | 56.3 | 100 | |
| Lactose (6.63 mM) | 46.2 | 82 | |
| Sucrose (6.63 mM) | 54.8 | 97.3 | |
| Cellobiose (6.63 mM) | 53.1 | 94.3 | |
| 1.105 | None | 36.9 | 100 |
| Lactose (10.0 mM) | 26.3 | 71.3 |
