| B1XFR2 | HEMH_ECODH | Escherichia coli (strain K12 / DH10B) | hemH ECDH10B_0431 | Detail |
| Q888A2 | HEMH_PSESM | Pseudomonas syringae pv. tomato (strain ATCC BAA-871 / DC3000) | hemH PSPTO_1128 | Detail |
| Q8XW32 | HEMH_RALSO | Ralstonia solanacearum (strain GMI1000) (Pseudomonas solanacearum) | hemH RSc2643 RS04573 | Detail |
| B5EJ44 | HEMH_GEOBB | Geobacter bemidjiensis (strain Bem / ATCC BAA-1014 / DSM 16622) | hemH Gbem_0039 | Detail |
| C5D6M6 | HEMH_GEOSW | Geobacillus sp. (strain WCH70) | hemH GWCH70_0650 | Detail |
| B7LV14 | HEMH_ESCF3 | Escherichia fergusonii (strain ATCC 35469 / DSM 13698 / CDC 0568-73) | hemH EFER_0525 | Detail |
| P21367 | YCAC_ECOLI | Escherichia coli (strain K12) | ycaC b0897 JW0880 | Detail |
| Q5YU18 | HEMH_NOCFA | Nocardia farcinica (strain IFM 10152) | hemH NFA_34750 | Detail |
| Q83FJ2 | HEMH_TROWT | Tropheryma whipplei (strain Twist) (Whipple's bacillus) | hemH TWT_733 | Detail |
| B0BCC3 | HEMH_CHLTB | Chlamydia trachomatis serovar L2b (strain UCH-1/proctitis) | hemH CTLon_0741 | Detail |