| Strain | Pseudomonas brassicacearum subsp. brassicacearum NFM421 |
| GI | 330807045 |
| Locus Tag | PSEBR_a362 |
| Description | glutamate--ammonia ligase |
| Strain | Pseudomonas putida BIRD-1 |
| GI | 386014316 |
| Locus Tag | PPUBIRD1_4835 |
| Description | protein GlnA |
| Strain | Pseudomonas aeruginosa 2192 |
| GI | 254244000 |
| Locus Tag | PA2G_04833 |
| Description | glutamine synthetase |