TABLE 2.
β-Galactosidase activities obtained with hrpY::lacZ and popA::lacZ fusions in different genetic backgrounds
| Genetic background | Avg (SD) β-galactosidase activity (Miller units)a with reporter fusion: |
|
|---|---|---|
| hrpY::lacZ | popA::lacZ | |
| Wild type | 741.0 (14.10) | 1,677.0 (181.00) |
| ΔhrpG | 590.5 (4.90) | 44.0 (2.80) |
| ΔprhG | 193.0 (15.60) | 73.0 (2.80) |
| ΔhrpG ΔprhG | 9.0 (1.40) | 11.0 (5.70) |
a
Measurements of four replicates were made after 16 h of bacterial growth in minimal medium supplemented with glutamate at a 20 mM final concentration.