| Strain | Pseudomonas putida GB-1 |
| GI | 167031580 |
| Locus Tag | PputGB1_0564 |
| Description | transcription antitermination protein NusB |
| Strain | Pseudomonas stutzeri A1501 |
| GI | 146281225 |
| Locus Tag | PST_0839 |
| Description | transcription antitermination protein NusB |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648594 |
| Locus Tag | HCH_05953 |
| Description | transcription antitermination protein NusB |