| Strain | Pseudomonas putida GB-1 |
| GI | 167035615 |
| Locus Tag | PputGB1_4624 |
| Description | N-carbamoylputrescine amidase |
| Strain | Pseudomonas aeruginosa M18 |
| GI | 386056357 |
| Locus Tag | PAM18_0288 |
| Description | N-carbamoylputrescine amidohydrolase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83645159 |
| Locus Tag | HCH_02346 |
| Description | amidohydrolase |