| Strain | Pseudomonas putida ND6 |
| GI | 395446758 |
| Locus Tag | YSA_05767 |
| Description | coenzyme PQQ biosynthesis protein PqqF |
| Strain | Pseudomonas protegens CHA0 |
| GI | 501683030 |
| Locus Tag | PFLCHA0_c56240 |
| Description | coenzyme PQQ synthesis protein F |
| Strain | Pseudomonas stutzeri CCUG 29243 |
| GI | 392421240 |
| Locus Tag | A458_10920 |
| Description | pyrroloquinoline quinone biosynthesis protein F |