TABLE 2.
Strains used in this study
| Species and strain | Genotype and/or description | Source or reference |
|---|---|---|
| E. coli strains | ||
| OmniMAX-2 T1R | F′ [proAB+ lacIq lacZΔM15 Tn10(Tetr) Δ(ccdAB)] mcrA Δ(mrr-hsdRMS-mcrBC) φ80(lacZ)ΔM15 Δ(lacZYA-argF)U169 endA1 recA1 supE44 thi-1 gyrA96 relA1 tonA panD | Invitrogen |
| HB101/pRK24 | F− mcrB mrr hsdS20(rB− mB−) recA13 leuB6 ara− 14 proA2 lacY1 galK2 xyl-5 mtl-1 rpsL20 | 85 |
| MG1655 | Wild type | |
| B. subtilis strains | ||
| BS49 | Tn916 donor strain, Tetr | 80 |
| C. difficile strains | ||
| R20291 | Wild-type strain from UK outbreak (ribotype 027) | 78 |
| 630Δerm | Erythromycin sensitive derivative of C. difficile 630 | 79 |
| AP559 | ΔhexRK | |
| AP628 | ΔhexSDF | |
| AP654 | ΔhexS | |
| AP655 | ΔhexD | |
| AP656 | ΔhexF | |
| AP237 | R20291 pIA34 | 83 |
| CDE3920 | R20291 pCE934 | |
| CDE3921 | R20291 pCE935 | |
| AP439 | R20291 pCE877 | |
| AP446 | R20291 pCE878 | |
| AP441 | R20291 pAP114 | 83 |
| AP572 | R20291 pCE942 | |
| AP565 | R20291 ΔhexRK pAP114 | |
| AP632 | R20291 ΔhexSDF pAP114 | |
| AP633 | R20291 ΔhexSDF pCE996 | |
| AP634 | R20291 ΔhexSDF pCE997 | |
| AP635 | R20291 ΔhexSDF pCE998 | |
| AP636 | R20291 ΔhexSDF pCE994 | |
| AP712 | R20291 ΔhexRK pCE876 | |
| AP546 | R20291 pCE876 | |
| AP713 | R20291 ΔhexRK pCE994 | |
| AP714 | R20291 ΔhexSDF pCE944 | |
| AP715 | 630Δerm pIA34 | |
| AP716 | 630Δerm pCE934 | |
| AP717 | 630Δerm pCE935 |