| Strain | Pseudomonas aeruginosa PA7 |
| GI | 152989323 |
| Locus Tag | PSPA7_0806 |
| Description | iron-sulfur cluster insertion protein ErpA |
| Strain | Pseudomonas fulva 12-X |
| GI | 333898819 |
| Locus Tag | Psefu_0618 |
| Description | Iron--sulfur cluster insertion protein erpA |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648879 |
| Locus Tag | HCH_06242 |
| Description | hypothetical protein |