| Strain | Pseudomonas brassicacearum subsp. brassicacearum NFM421 |
| GI | 330807045 |
| Locus Tag | PSEBR_a362 |
| Description | glutamate--ammonia ligase |
| Strain | Pseudomonas stutzeri DSM 10701 |
| GI | 397688648 |
| Locus Tag | PSJM300_17780 |
| Description | glutamine synthetase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643908 |
| Locus Tag | HCH_01036 |
| Description | glutamine synthetase, type I |