TABLE 3.
Plasmid genotype
|
β-Galactosidase activity from uhpT-lacZ reportera
|
||
---|---|---|---|
uhpB | uhpC | RK1310 (uhp+) (−/+) | RK1302 (ΔuhpB) (−/+) |
Vector | 1/350 | 40/34 | |
B+:1-500 | Δ | 1/2 | 2/3 |
+ | 1/279 | 15/262 | |
B′:182-500 | Δ | 2/7 | 1/1 |
+ | 1/1 | 1/1 | |
B′:288-500 | Δ | 32/108 | 115/102 |
+ | 1/213 | 1/1 | |
B′:345-500 | Δ | 4/189 | 5/4 |
+ | 1/241 | 4/2 |
β-Galactosidase units are presented for cells grown in the absence (−) or presence (+) of Glu6P.