| Strain | Pseudomonas stutzeri RCH2 |
| GI | 431928231 |
| Locus Tag | Psest_3139 |
| Description | carbonic anhydrase/acetyltransferase |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472326905 |
| Locus Tag | H681_18720 |
| Description | acetyltransferase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83645014 |
| Locus Tag | HCH_02197 |
| Description | carbonic anhydrase |