Table 2.
Characteristics of strains used in this study
| Strain | Genotype | Remarks | Reference |
|---|---|---|---|
| B0213 | ptxP1, ptxA2, prn1,Fim2 | Strep resistant Tohama I derivative | 14 |
| B0213Δprn | ptxP1,ptxA2, prn::kan, Fim2 | Prn knock out derived from B0213 | 13 |
| B0213REprn | ptxP1, ptxA2, prn1, Fim2 | Restored expression mutant derived from B0213Δprn | 13 |
| BPSM | ptxP1, ptxA2, prn1, Fim2 | Strep resistant Tohama I derivative | 15 |
| BPSMΔprn | ptxP1,ptxA2,prn::deletion, Fim2 | Prn knock out derived from BPSM | This study |
| B4171 | ptxP3, ptxA1, prn2 Fim3 | Strep resistant 2014 clinical isolate | This study |
| B4171Δprn | ptxP3, ptxA1, prn2::kan, Fim3 | Prn knock out derived from B4171 | This study |