TABLE 1.
B. subtilis strains used in this study
| B. subtilis strain | Genotype and phenotypea | Reference |
|---|---|---|
| FB10 | gerB* wild-type level of the GerB* GR | 18 |
| FB111 | ΔcwlJ::tet Tcr | 16 |
| FB112 | ΔsleB::spc Spr | 16 |
| FB113 | ΔcwlJ::tet ΔsleB::spc Spr Tcr | 16 |
| PS533 | pUB110 Kmr wild type | 24 |
| PS3415 | PsspB:gerB* Spr 200-fold elevated level of the GerB* GR | 3 |
| PS3476 | PsspD::gerA MLSr ≥10-fold elevated level of the GerA GR | 3 |
| PS3502 | PsspD::gerB* Spr 20-fold elevated level of the GerB* GR | 3 |
a
Abbreviations: Kmr, kanamycin resistance (10 μg/ml); MLSr, macrolide-lincosamide-streptogramin B resistance (25 μg/ml lincomycin and 1 μg/ml erythromycin); Spr, spectinomycin resistance (100 μg/ml); Tcr, tetracycline resistance (10 μg/ml).