| Strain | Pseudomonas syringae pv. phaseolicola 1448A |
| GI | 71733738 |
| Locus Tag | PSPPH_4703 |
| Description | coenzyme PQQ biosynthesis protein PqqF |
| Strain | Pseudomonas putida DOT-T1E |
| GI | 397694932 |
| Locus Tag | T1E_2173 |
| Description | Coenzyme PQQ synthesis protein F |
| Strain | Azotobacter vinelandii CA6 |
| GI | 482898628 |
| Locus Tag | AvCA6_41610 |
| Description | coenzyme PQQ biosynthesis protein F |