| Strain | Pseudomonas putida KT2440 |
| GI | 26987147 |
| Locus Tag | PP_0406 |
| Description | nucleotidyl transferase |
| Strain | Pseudomonas syringae pv. phaseolicola 1448A |
| GI | 71736212 |
| Locus Tag | PSPPH_0638 |
| Description | nucleotidyltransferase |
| Strain | Azotobacter vinelandii CA6 |
| GI | 482902224 |
| Locus Tag | AvCA6_46780 |
| Description | nucleotidyl transferase |