| Strain | Pseudomonas aeruginosa UCBPP-PA14 | 
| GI | 116049087 | 
| Locus Tag | PA14_49470 | 
| Description | ribonucleotide-diphosphate reductase subunit beta | 
| Strain | Pseudomonas putida BIRD-1 | 
| GI | 386010828 | 
| Locus Tag | PPUBIRD1_1218 | 
| Description | protein NrdB | 
| Strain | Hahella chejuensis KCTC 2396 | 
| GI | 83649535 | 
| Locus Tag | HCH_06928 | 
| Description | ribonucleotide reductase subunit beta |