| Strain | Pseudomonas fluorescens SBW25 |
| GI | 229588832 |
| Locus Tag | PFLU1300 |
| Description | protein-L-isoaspartate O-methyltransferase |
| Strain | Pseudomonas putida W619 |
| GI | 170723215 |
| Locus Tag | PputW619_4054 |
| Description | protein-L-isoaspartate O-methyltransferase |
| Strain | Pseudomonas aeruginosa 2192 |
| GI | 254242322 |
| Locus Tag | PA2G_03063 |
| Description | L-isoaspartate protein carboxylmethyltransferase type II |