| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15597210 |
| Locus Tag | PA2014 |
| Description | methylcrotonyl-CoA carboxylase, beta-subunit |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70731296 |
| Locus Tag | PFL_3937 |
| Description | methylcrotonyl-CoA carboxylase subunit beta LiuB |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83646654 |
| Locus Tag | HCH_03944 |
| Description | acetyl-CoA carboxylase carboxyltransferase subunit alpha/beta |