TABLE 1.
S. mutans strains used in this study
| Strain | Relevant genotype | Description | Source or reference |
|---|---|---|---|
| UA159 | manL+fruI+fruCD+ | Wild type | |
| JAM1 | manL− | manL::kan | This study |
| TW30 | fruI− | fruI::erm | 40 |
| TW31 | fruCD− | fruCD::tet | 40 |
| TW32 | fruI−fruCD− | fruI::erm fruCD::tet | 40 |
| JAM11 | manL−fruI− | manL::kan fruI::erm | This study |
| JAM12 | manL−fruCD | manL::kan fruCD::tet | This study |
| JAM13 | manL−fruI−fruCD− | manL::kan fruI::erm fruCD::tet | This study |
| JAM7 | manL+fruI+fruCD+Pgtfcata | UA159 harboring Pgtfcat | This study |
| JAM8 | manL−Pgtfcat | JAM1 harboring Pgtfcat | This study |
| JAM9 | manL+fruI+fruCD+Pftfcatb | UA159 harboring Pftfcat | This study |
| JAM10 | manL−Pftfcat | JAM1 harboring Pgtfcat | This study |
a
gtf promoter fused to chloramphenicol acetyltransferase gene (cat).
b
ftf promoter fused to cat.