TABLE 3.

Gene expression from a hemA-lacZ operon fusion in wild-type, Fusr, and relA/spoT mutants

StrainGenotypeaβ-Galactosidase activitybSE
MM14Wild type98.01.1
MM124fusA1-1583.61.1
MM123fusA162.52.6
MM125relA21::Tn1087.40.8
MM126relA1 spoT::Tn1083.91.4
  • a Relevant genotype; full genotypes are listed in Table 1.

  • b β-Galactosidase activities are given in Miller units (103) and are the average of results of at least four independent assays.