| Strain | Pseudomonas aeruginosa PAO1 | 
| GI | 15600312 | 
| Locus Tag | PA5119 | 
| Description | glutamine synthetase | 
| Strain | Pseudomonas protegens Pf-5 | 
| GI | 70733890 | 
| Locus Tag | PFL_0386 | 
| Description | glutamine synthetase | 
| Strain | Hahella chejuensis KCTC 2396 | 
| GI | 83643908 | 
| Locus Tag | HCH_01036 | 
| Description | glutamine synthetase, type I |