TABLE 4.

β-Galactosidase activities of the puc::lacZ fusion (pCF200Km) in AppA mutant strains of R. sphaeroides

Strain	Amt (μmol/min/mg of protein) for growth conditiona:
	Aerobic	Semiaerobic	Dark-DMSO
2.4.1	210 ± 24	1,550 ± 99	1,140 ± 94
TSPO1	250 ± 30	1,970 ± 121	1,190 ± 89
TSPO1(pUI2701)	180 ± 20	1,248 ± 84	976 ± 91
APP11	32 ± 19	120 ± 33	74 ± 31
APP-TSPO	27 ± 20	117 ± 34	35 ± 32
APP-TSPO(pUI2701)	24 ± 19	99 ± 39	62 ± 30

^aSee Table 3 footnotes for descriptions of growth conditions.