| Q3JAW7 | HEMH_NITOC | Nitrosococcus oceani (strain ATCC 19707 / BCRC 17464 / NCIMB 11848 / C-107) | hemH Noc_1545 | Detail |
| A8G3P0 | HEMH_PROM2 | Prochlorococcus marinus (strain MIT 9215) | hemH P9215_06061 | Detail |
| Q9V9S8 | HEMH_DROME | Drosophila melanogaster (Fruit fly) | FeCh CG2098 | Detail |
| Q8XD39 | HEMH_ECO57 | Escherichia coli O157:H7 | hemH Z0592 ECs0528 | Detail |
| Q2A406 | HEMH_FRATH | Francisella tularensis subsp. holarctica (strain LVS) | hemH FTL_0821 | Detail |
| Q88XC3 | HEMH_LACPL | Lactobacillus plantarum (strain ATCC BAA-793 / NCIMB 8826 / WCFS1) | hemH lp_1296 | Detail |
| B2G944 | HEMH_LACRJ | Lactobacillus reuteri (strain JCM 1112) | hemH LAR_1460 | Detail |
| P54225 | HEMH_SYNY3 | Synechocystis sp. (strain PCC 6803 / Kazusa) | hemH slr0839 | Detail |
| P57874 | HEMH_PASMU | Pasteurella multocida (strain Pm70) | hemH PM0789 | Detail |
| P42044 | HEMH_CUCSA | Cucumis sativus (Cucumber) | HEMH | Detail |