TABLE 3.
The accession number and information of species- or subspecies-specific genetic markers.
| Target species | Species- or subspecies-specific genetic markers | Accession no. |
| B. animalis subsp. animalis | Hypothetical protein | AFI62648.1 |
| B. animalis subsp. lactis | Sel1 repeat family protein | WP004218390.1 |
| B. breve | Serine hydrolase | WP014483379.1 |
| B. longum subsp. infantis | ABC transporter permease | WP012576966.1 |
| B. longum subsp. suis | Glycosyl hydrolase, BNR repeat-containing protein | KFI72947.1 |
| B. longum subsp. longum | Bacterial Ig-like domain-containing protein | WP013141462.1 |
| B. bifidum | Conserved hypothetical protein containing Ig-like domain | ADO53681.1 |
| B. gallicum | Adhesin isopeptide-forming adherence domain-containing protein | WP052295095.1 |
| B. thermacidophilum | Hypothetical protein | KFI99790.1 |
| B. thermophilum | RelA/SpoT domain containing protein | AGH40345.1 |
| B. coryneforme | Hypothetical protein | WP038459169.1 |
| B. asteroides | Conserved repeat domain protein with Cna protein B-type | AFU70840.1 |
| B. adolescentis | MFS transporter | WP011743138.1 |
| B. pseudolongum | Hypothetical protein | WP022857512.1 |
| B. cuniculi | Hypothetical protein | WP033518587.1 |
| B. gallinarum | ATP-binding protein | WP081929610.1 |
| B. scardovii | DNA helicase | KFI95242.1 |
| B. pseudocatenulatum | Hypothetical protein | WP004223713.1 |
| B. angulatum | Type 2 lantipeptide synthetase LanM | WP052946496.1 |
| B. dentium | Cna B-type domain-containing protein | WP003837636.1 |
| B. tsurumiense | BspA family leucine-rich repeat surface protein | WP026642738.1 |
| B. catenulatum | Transcriptional regulator | WP003833517.1 |