Table 1. Y. pestis strains involved in gene deletion and complementation.
| Strain | Functional (+) or inactivated (-) | Feature | Reference | ||||
|---|---|---|---|---|---|---|---|
| rcsA | rcsB | hmsD | hmsT | hmsS | |||
| WT | − | + | + | + | + | The wild-type Y. pestis biovar Microtus strain 201. | [27] |
| c-rcsA | + | + | + | + | + | The vector pACYC184-rcsA# was introduced into WT. | This study |
| ΔrcsB | − | − | + | + | + | The base pairs 211 to 418 of rcsB gene was deleted from WT. | This study |
| c-rcsB | − | + | + | + | + | The vector pACYC184-rcsB was introduced into ΔrcsB. | This study |
| ΔrcsB/c-rcsA | + | − | + | + | + | The vector pACYC184-rcsA# was introduced into ΔrcsB. | This study |
| ΔhmsTΔhmsD | − | + | − | − | + | A reference c-di-GMP- strain. The base pairs -4 to 1179 of hmsT gene was deleted from WT, and then the base pairs 41 to 1238 of hmsD gene was deleted from ΔhmsT. | This study |
| ΔhmsS | − | + | + | + | − | A reference biofilm- strain. The base pairs 146 to 468 of hmsS was deleted from WT. | [20] |
#: functional Y. pseudotuberculosis rcsA.