| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15598504 |
| Locus Tag | PA3308 |
| Description | RNA helicase HepA |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472326816 |
| Locus Tag | H681_18275 |
| Description | ATP-dependent helicase HepA |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70728687 |
| Locus Tag | PFL_1307 |
| Description | ATP-dependent helicase HepA |