| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15600212 |
| Locus Tag | PA5019 |
| Description | conserved hypothetical protein |
| Strain | Pseudomonas stutzeri DSM 4166 |
| GI | 386022534 |
| Locus Tag | PSTAA_3962 |
| Description | protein involved in catabolism of external DNA |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643420 |
| Locus Tag | HCH_00525 |
| Description | external DNA catabolism protein |