Table 1.

Characteristics of the B. subtilisstrains used in this study

StrainGenotype and phenotype and/or descriptionSource or reference
MB24 trpC2 metC3 P. Piggot (33)
ZB307ASPβc2del2::Tn917::pSK10Δ6 MLSr Laboratory stock; P. Zuber
CU1050 leuA8 metB5 thrA5 sup-3 pla-1 SPβs Bacillus Genetic Stock Center
CU1051 leuA8 metB5 thrA5 sup-3 pla-1SPβs (pTV17)Laboratory stock (1)
EU101 spoIIGBD::erm chr::Tn917ΩHU160::Pspac-spoIIGBPmr Emr Laboratory stock (43)
EU8702 trpC2 pheA1 spoIIGBD::erm(pDG180) Pmr Emr Laboratory stock (1)
EUX20EU101 (SPβE20) PmrEmr Cmr This study
EUX9510 trpC2 metC3 gra26::Tn917Emr Laboratory stock (5)
EUKM9801 trpC2 metC3 yjmB::pE20::kanKmr This study
EUKM9802 trpC2 metC3SPβ exuP1 wt-lacZ MLSr This study
EUKM9803 trpC2 metC3 SPβexuP1(O1)-lacZMLSr This study
EUKM9804 trpC2 metC3 exuR::pΔExuR Spr This study
EUKM9805 trpC2 metC3 exuR::pΔExuR SPβexuP1 wt-lacZ MLSrSpr This study
EUKM9806 trpC2 metC3 exuR::pΔExuR SPβexuP1)−1/−2GG)-lacZ MLSrSpr This study
EUKM9807 trpC2 metC3 exuR::pΔExuR SPβexuP1(−7/−8GG)-lacZ MLSrSpr This study
EUKM9808 trpC2 metC3 exuR::pΔExuR SPβexuP1(O1)-lacZ MLSrSpr This study
EUKM9809 trpC2 metC3 gra26::Tn917 SPβexuP1(O1)-lacZ MLSrEmr This study
EUKM9810 trpC2 metC3 gra26::Tn917 exuR::pΔExuR Spr Emr This study
EUKM9811EUKM9810 SPβexuP1(O1)-lacZ MLSrSpr Emr This study