S. maltophila strains and plasmids used in this studya
| Strain or plasmid | Description | Source or reference |
|---|---|---|
| Strains | ||
| ULA-511 | Wild type | 9 |
| K1765 | ULA-511 ΔsmeE | This study |
| K1793 | ULA-511 ΔsmeF | This study |
| K1449 | L1 and L2 β-lactamase-deficient double mutant of ULA-511 | 34 |
| K1766 | K1449 ΔsmeE | This study |
| K1795 | K1449 ΔsmeF | This study |
| K1385 | ULA-511 MDR mutant, overproduces SmeF (previously called SmeM) | 34 |
| K1767 | K1385 ΔsmeE | This study |
| K1794 | K1385 ΔsmeF | This study |
| K1439 | ULA-511 MDR mutant | 34 |
| K1768 | K1439 ΔsmeE | This study |
| K1796 | K1439 ΔsmeF | This study |
| Plasmids | ||
| pEX18Tc | Broad-host-range gene replacement vector; 6.35 kb; sacB; tetracycline resistant | 11 |
| pLZ706 | pEX18Tc::ΔsmeE | This study |
| pLZ755 | pEX18Tc::ΔsmeF | This study |
↵a With the exception of strain ULA-511 (the reference strain), all strains listed are laboratory isolates.