| Strain | Pseudomonas fluorescens SBW25 |
| GI | 229592978 |
| Locus Tag | PFLU5602 |
| Description | pyrroloquinoline quinone biosynthesis protein PqqE |
| Strain | Pseudomonas protegens CHA0 |
| GI | 501683034 |
| Locus Tag | PFLCHA0_c56280 |
| Description | coenzyme PQQ synthesis protein E |
| Strain | Pseudomonas putida NBRC 14164 |
| GI | 512683463 |
| Locus Tag | PP4_04060 |
| Description | coenzyme PQQ synthesis protein E |