| Strain | Pseudomonas aeruginosa M18 |
| GI | 386061520 |
| Locus Tag | PAM18_5463 |
| Description | putative epimerase |
| Strain | Pseudomonas putida HB3267 |
| GI | 431805179 |
| Locus Tag | B479_26260 |
| Description | NAD-dependent epimerase/dehydratase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648948 |
| Locus Tag | HCH_06311 |
| Description | nucleoside-diphosphate-sugar epimerase |