TABLE 1.
B. subtilis strains used in this study
Strain | Genotype or descriptiona | Source or referenceb |
---|---|---|
168 | trpC2 | 1 |
QB5505 | trpC2 sigL::aphA3 | 5 |
QB7501 | trpC2 amyE::ptb′-′lacZ (ΔA) | This work |
QB7502 | trpC2 amyE::ptb′-′lacZ sigL::aphA3 | QB5505 DNA→QB7501 |
QB7505 | trpC2 amyE::ptb′-′lacZ tnrA::erm | SF706T DNA→QB7501 |
QB7507 | trpC2 lpd::pMutin4 | This work |
QB7511 | trpC2 amyE::ptb′-′lacZ bkdR::aphA3 | pBkdR2 lin→QB7501 |
QB7512 | trpC2 bkdR::aphA3 | pBkdR2 lin→168 |
QB7513 | trpC2 lpd::pMutin4 bkdR::aphA3 | pBkdR2 lin→QB7507 |
QB7514 | trpC2 bcd::pMutin4 | This work |
QB7515 | trpC2 bcd::pMutin4 bkdR::aphA3 | pBkdR2 lin→QB7514 |
QB7517 | trpC2 amyE::ptb′-′lacZ (ΔB) | This work |
QB7518 | trpC2 amyE::ptb′-′lacZ (ΔC) | This work |
QB7519 | trpC2 amyE::ptb′-′lacZ (ΔD) | This work |
QB7520 | trpC2 amyE::ptb′-′lacZ (ΔE) | This work |
QB7521 | trpC2 bkdB::pMutin4 | This work |
QB7522 | trpC2 amyE::ptb′-′lacZ codY::erm | PS258 DNA→QB7501 |
QB7530 | trpC2 amyE::ptb′-′lacZ bkdR::aphA3 pBkdR1 | This work |
PS258 | trpC2 codY::erm | A. L. Sonenshein |
SF706T | trpC2 tnrA::Tn917 amyE::gabP-lacZ | 38 |
ΔA, ΔB, ΔC, ΔD, and ΔE are defined in Fig. 5.
lin, linearized. pBkdR1 and pBkdR2 were constructed as discussed in Materials and Methods.