TABLE 1.
Strains used in the present study
| Strain | Description or relevant genotype | Source or reference |
|---|---|---|
| M99 | S. gordonii endocarditis isolate | Sullam et al. (37) |
| PS846 | M99 ΔgspB::pEVP3 | Bensing et al. (49) |
| PS798 | S. gordonii Challis CH1 secA2::pM993′A2 | Bensing et al. (17) |
| PS779 | S. gordonii Challis CH1 Δhsa::pEVP3 | Bensing et al. (17) |
| SK36 | S. sanguinis oral isolate | Plummer et al. (24) |
| PS1071a | SK36 srpA::pB1060flag; pVA891 insertion in srr2 region | This study |
a
Secretes C-terminally truncated, 3XFLAG-tagged SrpA; lacks cell wall-anchored SrpA.