| Strain | Pseudomonas aeruginosa NCGM2.S1 |
| GI | 386065812 |
| Locus Tag | NCGM2_2880 |
| Description | azoreductase |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472325823 |
| Locus Tag | H681_13295 |
| Description | azoreductase |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70730475 |
| Locus Tag | PFL_3110 |
| Description | azoreductase |