| Strain | Pseudomonas protegens CHA0 |
| GI | 501683148 |
| Locus Tag | PFLCHA0_c57420 |
| Description | S-adenosylmethionine synthase MetK |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472327700 |
| Locus Tag | H681_22695 |
| Description | S-adenosylmethionine synthetase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644381 |
| Locus Tag | HCH_01533 |
| Description | S-adenosylmethionine synthetase |