| Strain | Pseudomonas aeruginosa UCBPP-PA14 |
| GI | 116052892 |
| Locus Tag | PA14_62770 |
| Description | transcription elongation factor NusA |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472327374 |
| Locus Tag | H681_21065 |
| Description | transcription elongation factor NusA |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70734336 |
| Locus Tag | PFL_0843 |
| Description | transcription elongation factor NusA |