| B7K1R5 | HEM1_RIPO1 | Rippkaea orientalis (strain PCC 8801) (Cyanothece sp. (strain PCC 8801)) | hemA PCC8801_3645 | Detail |
| Q0VS78 | HEM1_ALCBS | Alcanivorax borkumensis (strain ATCC 700651 / DSM 11573 / NCIMB 13689 / SK2) | hemA ABO_0522 | Detail |
| Q21FM2 | HEM1_SACD2 | Saccharophagus degradans (strain 2-40 / ATCC 43961 / DSM 17024) | hemA Sde_3252 | Detail |
| O67314 | HEM1_AQUAE | Aquifex aeolicus (strain VF5) | hemA aq_1279 | Detail |
| A8ERT8 | HEM1_ARCB4 | Arcobacter butzleri (strain RM4018) | hemA Abu_0387 | Detail |
| C3L6Z7 | HEM1_BACAC | Bacillus anthracis (strain CDC 684 / NRRL 3495) | hemA BAMEG_4733 | Detail |
| Q72ZW0 | HEM1_BACC1 | Bacillus cereus (strain ATCC 10987 / NRS 248) | hemA BCE_4557 | Detail |
| B7HQM6 | HEM1_BACC7 | Bacillus cereus (strain AH187) | hemA BCAH187_A4602 | Detail |
| B7IIX7 | HEM1_BACC2 | Bacillus cereus (strain G9842) | hemA BCG9842_B0650 | Detail |
| Q817Q8 | HEM1_BACCR | Bacillus cereus (strain ATCC 14579 / DSM 31 / JCM 2152 / NBRC 15305 / NCIMB 9373 / NRRL B-3711) | hemA BC_4473 | Detail |