| Strain | Pseudomonas putida NBRC 14164 |
| GI | 512688420 |
| Locus Tag | PP4_53630 |
| Description | (p)ppGpp synthase/hydrolase SpoT |
| Strain | Pseudomonas stutzeri RCH2 |
| GI | 431928888 |
| Locus Tag | Psest_3817 |
| Description | RelA/SpoT family (p)ppGpp synthetase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648950 |
| Locus Tag | HCH_06313 |
| Description | guanosine polyphosphate pyrophosphohydrolase/synthetase-like protein |