TABLE 2.
Strain | Genotype | β-Galactosidase activity (Miller units) (mean ± SD) |
---|---|---|
MC-B1 | Wild type | 38 ± 3 |
MC-B62 | ampGnagZ anmK murQ nagK | 33 ± 2 |
MC-B71 | nagEmanXYZ | 34 ± 4 |
MC-B137 | anmKmurQ nagK ampG nagZ nagE manXYZ | 33 ± 2 |
MC-B1 carrying mutations in either the dedicated recycling pathway, the PTS pathway, or both pathways were grown in minimal glucose medium at 37°C, and the β-galactosidase activities were determined.