| Strain | Pseudomonas mendocina ymp |
| GI | 146308052 |
| Locus Tag | Pmen_3031 |
| Description | 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase |
| Strain | Pseudomonas aeruginosa 2192 |
| GI | 254242331 |
| Locus Tag | PA2G_03072 |
| Description | 4-diphosphocytidyl-2-C-methylerythritol synthase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644697 |
| Locus Tag | HCH_01869 |
| Description | 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase |