| Strain | Pseudomonas aeruginosa M18 |
| GI | 386056357 |
| Locus Tag | PAM18_0288 |
| Description | N-carbamoylputrescine amidohydrolase |
| Strain | Pseudomonas stutzeri DSM 4166 |
| GI | 386018703 |
| Locus Tag | PSTAA_0063 |
| Description | hydratase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83645159 |
| Locus Tag | HCH_02346 |
| Description | amidohydrolase |