| Strain | Pseudomonas fluorescens A506 |
| GI | 387896366 |
| Locus Tag | PflA506_5277 |
| Description | guanosine-3',5'-bis(diphosphate) 3'-pyrophosphohydrolase |
| Strain | Pseudomonas aeruginosa RP73 |
| GI | 514412443 |
| Locus Tag | M062_28115 |
| Description | bifunctional (p)ppGpp synthetase II/ guanosine-3',5'-bis pyrophosphate 3'-pyrophosphohydrolase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648950 |
| Locus Tag | HCH_06313 |
| Description | guanosine polyphosphate pyrophosphohydrolase/synthetase-like protein |