Table 3.

Transcriptional activities of SPI-3-encoded genes in wild-type, marT, and phoP strains

MudJ insertionβ-Galactosidase activitya
Wild typemarT1::catphoP7953::Tn10
sugR1::MudJ116114118
sugR2::MudJb175 NDcND
rhuM1::MudJ200205192
misL1::MudJNodNoNo
marT2::MudJ71ND74
mgtCB9232::MudJ1818No
  • a In Miller units.

  • b Insertion in the intergenic region betweensugR and rhuM.

  • c ND, not determined.

  • d No, nondetectable activity.