| Strain | Pseudomonas fluorescens SBW25 |
| GI | 229592988 |
| Locus Tag | PFLU5612 |
| Description | putative biotin biosynthesis-like protein |
| Strain | Pseudomonas stutzeri ATCC 17588 = LMG 11199 |
| GI | 339495891 |
| Locus Tag | PSTAB_3814 |
| Description | biotin synthesis protein BioC |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648027 |
| Locus Tag | HCH_05368 |
| Description | SAM-dependent methyltransferase |