| Strain | Pseudomonas aeruginosa RP73 |
| GI | 514408670 |
| Locus Tag | M062_06340 |
| Description | 4'-phosphopantetheinyl transferase |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472325049 |
| Locus Tag | H681_09405 |
| Description | putative phosphopantetheinyl transferase |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70731819 |
| Locus Tag | PFL_4473 |
| Description | multifunctional 4'-phosphopantetheinyl transferase PcpS |