| Strain | Pseudomonas aeruginosa RP73 |
| GI | 514410295 |
| Locus Tag | M062_16195 |
| Description | molybdopterin biosynthesis protein B |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472326430 |
| Locus Tag | H681_16340 |
| Description | molybdopterin biosynthetic protein B2 |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70731573 |
| Locus Tag | PFL_4222 |
| Description | molybdenum cofactor biosynthesis protein B |