| Strain | Pseudomonas fluorescens SBW25 |
| GI | 229592613 |
| Locus Tag | PFLU5229 |
| Description | putative hemin transporter substrate-binding protein |
| Strain | Pseudomonas mendocina NK-01 |
| GI | 330504797 |
| Locus Tag | MDS_3883 |
| Description | periplasmic binding protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648115 |
| Locus Tag | HCH_05461 |
| Description | hemin ABC transporter periplasmic protein |