| Strain | Pseudomonas mendocina NK-01 |
| GI | 330505398 |
| Locus Tag | MDS_4484 |
| Description | putative deoxyribonucleotide triphosphate pyrophosphatase |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472323527 |
| Locus Tag | H681_01755 |
| Description | dITP/XTP pyrophosphatase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648997 |
| Locus Tag | HCH_06362 |
| Description | RdgB/HAM1 family non-canonical purine NTP pyrophosphatase |