| Strain | Pseudomonas aeruginosa UCBPP-PA14 |
| GI | 116048884 |
| Locus Tag | PA14_51860 |
| Description | hypothetical protein |
| Strain | Pseudomonas stutzeri RCH2 |
| GI | 431926639 |
| Locus Tag | Psest_1489 |
| Description | HIT family hydrolase, diadenosine tetraphosphate hydrolase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83647616 |
| Locus Tag | HCH_04937 |
| Description | diadenosine tetraphosphate (Ap4A) hydrolase-like protein |