| Strain | Pseudomonas mendocina ymp |
| GI | 146308576 |
| Locus Tag | Pmen_3561 |
| Description | carboxylesterase |
| Strain | Pseudomonas stutzeri ATCC 17588 = LMG 11199 |
| GI | 339493158 |
| Locus Tag | PSTAB_1081 |
| Description | carboxylesterase |
| Strain | Pseudomonas syringae pv. tomato str. DC3000 |
| GI | 28868465 |
| Locus Tag | PSPTO_1254 |
| Description | carboxylesterase |