Table 1.
Bacterial strains and plasmids
| Strain or plasmid | Description or genotype | Source or reference |
|---|---|---|
| Strains | ||
| ATCC 43617 | Wild-type strain | ATCC |
| O35E | Wild-type strain | 26 |
| ETSU-9 | Wild-type strain | Steven Berk |
| O35E norB | norB::Kanr | This study |
| O35E ΔnsrR | nsrR deletion mutant | 72 |
| O35E ΔnsrR norB | nsrR norB double mutant | This study |
| O35E ΔaniA | aniA deletion mutant | This study |
| O35E ΔaniA norB | aniA norB double mutant | This study |
| 7169 | Wild-type strain | Anthony Campagnari |
| Plasmids | ||
| pWW115 | Specr, cloning vector for M. catarrhalis | 70 |
| pWW149 | pWW115 containing the wild-type ATCC 43617 norB gene | This study |