Table 1.
Bacterial strains used in this study.
| Strains | Characteristics | Reference |
|---|---|---|
| SH1000 | S. aureus strain 8325-4 with functional RsbU | [11] |
| COL | Homogeneous in methicillin-resistance expression | [37] |
| SH1000ΔmsrA1 | msrA1 mutant of SH1000 | [10] |
| SH1000ΔmsrB | msrB mutant of SH1000 | [10] |
| SH1000ΔmsrA1-msrB | msrA1-msrB double mutant of SH1000 | [10] |
| SH1000ΔsigB | sigB mutant of SH1000 | [14] |
| COLΔmsrA1 | msrA1 mutant of SH1000 | [6] |
| COLΔmsrB | msrB mutant of SH1000 | This study |
| COLΔmsrA1-msrB | msrA1-msrB double mutant of SH1000 | This study |
| COLΔsigB | sigB mutant of SH1000 | [38] |
| SH1000-(A1/B)P-lacZ | msrA1/msrB promoter-lacZ fusion in SH1000 (ErmR) | [13] |
| SH1000ΔmsrA1-(A1/B)P-lacZ | msrA1/msrB promoter-lacZ fusion in msrA1 mutant of SH1000 (KanR, ErmR) | This study |
| SH1000ΔmsrB-(A1/B)P-lacZ | msrA1/msrB promoter-lacZ fusion in msrB mutant of SH1000 (KanR, ErmR) | This study |
| SH1000ΔmsrA1-msrB-(A1/B)P-lacZ | msrA1/msrB promoter-lacZ fusion in msr1-msrB mutant of SH1000 (KanR, ErmR) | This study |
| SH1000ΔsigB-(A1/B)P-lacZ | msrA1/msrB promoter-lacZ fusion in sigB mutant of SH1000 (KanR, ErmR) | This study |
| COL-(A1/B)P-lacZ | msrA1/msrB promoter-lacZ fusion in COL (ErmR) | This study |
| COLΔmsrA1-(A1/B)P-lacZ | msrA1/msrB promoter-lacZ fusion in msrA1 mutant of COL (KanR, ErmR) | This study |
| COLΔmsrB-(A1/B)P-lacZ | msrA1/msrB promoter-lacZ fusion in msrB mutant of COL (KanR, ErmR) | This study |
| COLΔmsrA1-msrB-(A1/B)P-lacZ | msrA1/msrB promoter-lacZ fusion in msrA1-msrB mutant of COL (KanR, ErmR) | This study |
| COLΔsigB-(A1/B)P-lacZ | msrA1/msrB promoter-lacZ fusion in sigB mutant of COL (KanR, ErmR) | This study |
KanR: kanamycin resistant; ErmR: erythromycin resistant.