| Strain | Pseudomonas fluorescens F113 |
| GI | 378953278 |
| Locus Tag | PSF113_5399 |
| Description | protein BioB |
| Strain | Pseudomonas aeruginosa B136-33 |
| GI | 478476703 |
| Locus Tag | G655_02525 |
| Description | biotin synthase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648030 |
| Locus Tag | HCH_05371 |
| Description | biotin synthase |