| Strain | Pseudomonas fluorescens SBW25 |
| GI | 229592929 |
| Locus Tag | PFLU5553 |
| Description | putative HIT domain-containing protein |
| Strain | Pseudomonas stutzeri DSM 10701 |
| GI | 397685716 |
| Locus Tag | PSJM300_02995 |
| Description | HIT family protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643646 |
| Locus Tag | HCH_00759 |
| Description | diadenosine tetraphosphate (Ap4A) hydrolase-like protein |