| Strain | Pseudomonas stutzeri RCH2 |
| GI | 431928916 |
| Locus Tag | Psest_3845 |
| Description | phosphate regulon transcriptional regulatory protein PhoB |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472328027 |
| Locus Tag | H681_24330 |
| Description | two-component response regulator PhoB |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643658 |
| Locus Tag | HCH_00771 |
| Description | phosphate regulon transcriptional regulatory protein phoB |