TABLE 1.
Kinetic parameters of OXA-7 enzyme
| Substrate | % glucose used for growth |
 (nmol/mg/s)a
|
Km (μM)a |
|---|---|---|---|
| Dicloxacillin | 0.1 | 5.9 | 34 |
| Cloxacillin | 0.1 | 6.3 | 31 |
| Oxacillin | 0.1 | 9.3 | 52 |
| Azlocillin | 0 | 4.3 | 18 |
| Mezlocillin | 0 | 5.0 | 29 |
| Piperacillin | 0 | 3.5 | 34 |
| Penicillin V | 0.1 | 6.7 | 29 |
| Ampicillin | 0.1 | 4.1 | 21.5 |
a
The values shown are the averages of three independent experiments. 
is the maximal rate of hydrolysis.