| Strain | Pseudomonas putida KT2440 |
| GI | 26987189 |
| Locus Tag | PP_0448 |
| Description | DNA-directed RNA polymerase subunit beta' |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70732888 |
| Locus Tag | PFL_5588 |
| Description | DNA-directed RNA polymerase subunit beta' |
| Strain | Pseudomonas stutzeri RCH2 |
| GI | 431928696 |
| Locus Tag | Psest_3612 |
| Description | DNA-directed RNA polymerase subunit beta' |