TABLE 1.

Bacterial strains used in this study

StrainGenotype and/or relevant markersReference or source
D. dadantii strains
    A350 lmrT(Con)lacZ Laboratory collection
    A473 lmrT(Con)lacZ pecS::Mu (Ap lac)Laboratory collection
    A576 lmrT(Con)lacZ arg kdgK Laboratory collection
    A1077 lmrT(Con)lacZ kdgR::Mu (Cm lac)Laboratory collection
    A2506 lmrT(Con)lacZ crp::Km 22
    A3379 lmrT(Con)lacZ hns::Km 15
    A3443 lmrT(Con)lacZ kdgM::Tn5-Tc-lac 2
    A3573 lmrT(Con)lacZ kdgM::uidA-Km 2
    A4205 lmrT(Con)lacZ kdgN::uidA-KmThis work
    A4227 lmrT(Con)lacZ kdgM::Cm This work
    A4229 lmrT(Con)lacZ ompF::uidA-KmW. Nasser
    A4349 lmrT(Con)lacZ kdgN::uidA-CmThis work
    A4468 lmrT(Con)lacZ exuR::Cm W. Nasser
    A4515 lmrT(Con)lacZ ompR::ΩTcThis work
E. coli strains
    BL21(DE3)omp8 E. coli B; F ompT hsdS B (rB mB )gal dcm ΔlamB ompF::Tn5 ΔompA ΔompC (DE3) 20
    NM522Δ(lac-proAB) thi hsd-5 supE (F′ proAB lacI q ZΔM15)Stratagene