| Q1CTS0 | DCUP_HELPH | Helicobacter pylori (strain HPAG1) | hemE HPAG1_0585 | Detail |
| Q10UX2 | CPXT2_TRIEI | Trichodesmium erythraeum (strain IMS101) | cpcT2 Tery_5043 | Detail |
| Q92FV3 | DCUP_RICCN | Rickettsia conorii (strain ATCC VR-613 / Malish 7) | hemE RC1374 | Detail |
| Q57H58 | DCUP_SALCH | Salmonella choleraesuis (strain SC-B67) | hemE SCH_4048 | Detail |
| A7H2D8 | DCUP_CAMJD | Campylobacter jejuni subsp. doylei (strain ATCC BAA-1458 / RM4099 / 269.97) | hemE JJD26997_0483 | Detail |
| Q8YLK6 | CPCS2_NOSS1 | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | cpeS2 all5292 | Detail |
| P17434 | NIFB_RHOCA | Rhodobacter capsulatus (Rhodopseudomonas capsulata) | nifB | Detail |
| P11067 | NIFB_AZOVI | Azotobacter vinelandii | nifB | Detail |
| P9WG36 | KDC_MYCTO | Mycobacterium tuberculosis (strain CDC 1551 / Oshkosh) | kdc MT0876 | Detail |
| P9WG37 | KDC_MYCTU | Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv) | kdc Rv0853c | Detail |