| Strain | Pseudomonas fluorescens SBW25 |
| GI | 229592929 |
| Locus Tag | PFLU5553 |
| Description | putative HIT domain-containing protein |
| Strain | Pseudomonas aeruginosa LESB58 |
| GI | 218889379 |
| Locus Tag | PALES_06351 |
| Description | putative HIT family protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643646 |
| Locus Tag | HCH_00759 |
| Description | diadenosine tetraphosphate (Ap4A) hydrolase-like protein |