| Strain | Pseudomonas protegens Pf-5 |
| GI | 70731659 |
| Locus Tag | PFL_4309 |
| Description | cytidylate kinase |
| Strain | Pseudomonas stutzeri ATCC 17588 = LMG 11199 |
| GI | 339494295 |
| Locus Tag | PSTAB_2218 |
| Description | cytidylate kinase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83647659 |
| Locus Tag | HCH_04979 |
| Description | cytidylate kinase |