| Strain | Pseudomonas mendocina NK-01 |
| GI | 330503687 |
| Locus Tag | MDS_2773 |
| Description | helix-hairpin-helix repeat-containing competence protein ComEA |
| Strain | Pseudomonas putida NBRC 14164 |
| GI | 512687025 |
| Locus Tag | PP4_39680 |
| Description | competence protein ComEA homolog |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83645183 |
| Locus Tag | HCH_02375 |
| Description | DNA uptake protein and related DNA-binding protein |