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Table 3 The RpoE activity measured with the levels of expression of the rpoHP3::lacZ fusion is not affected by the rseP98 mutation

From: Characterization of acetic acid-detoxifying Escherichia coli evolved under phosphate starvation conditions

ENZ strains

β-Galactosidase (units)

Exponential growth phase

(7 h in P-limiting medium)

Stationary phase

(24 h in P-limiting medium)

2333 (rpoH::lacZ)

37 ± 3 (n = 2)

277 ± 21 (n = 9)

2480: 2333 ΔrseA::kan

142 ± 1 (n = 2)

1043 ± 6 (n = 2)

2489: 2333 yaeH::kan rseP +

39 ± 1 (n = 2)

282 ± 19 (n = 4)

2490: 2333 yaeH::kan rseP98

37 ± 1 (n = 2)

292 ± 3 (n = 4)