| Species | RefIntense Num | Refseq Num | Source |
|---|---|---|---|
| Brachyspira hyodysenteriae | 1 | 58 | HMP |
| Brachyspira murdochii | 1 | 3 | HMP |
| Brachyspira pilosicoli | 2 | 25 | HMP/MGYG |
| Bradyrhizobium diazoefficiens | 1 | 46 | HMP |
| Bradyrhizobium sp. BTAi1 | 1 | 1 | HMP |
| Bradyrhizobium sp. ORS 278 | 1 | 1 | HMP |
| Brevibacillus brevis | 1 | 17 | HMP |
| Brevibacillus massiliensis | 1 | 2 | MGYG |
| Brevibacterium linens | 1 | 7 | HMP |
| Brevibacterium mcbrellneri | 1 | 1 | HMP |