| P0A0T8 | HEM1_NEIMC | Neisseria meningitidis serogroup C | hemA | Detail |
| B1I4J1 | HEM1_DESAP | Desulforudis audaxviator (strain MP104C) | hemA Daud_1348 | Detail |
| B4S921 | HEM1_PROA2 | Prosthecochloris aestuarii (strain DSM 271 / SK 413) | hemA Paes_1538 | Detail |
| Q87RN5 | HEM1_VIBPA | Vibrio parahaemolyticus serotype O3:K6 (strain RIMD 2210633) | hemA VP0742 | Detail |
| B1JEP7 | HEM1_PSEPW | Pseudomonas putida (strain W619) | hemA PputW619_4457 | Detail |
| Q8PNU4 | HEM1_XANAC | Xanthomonas axonopodis pv. citri (strain 306) | hemA XAC0945 | Detail |
| A4G1N3 | HEM1_HERAR | Herminiimonas arsenicoxydans | hemA HEAR0186 | Detail |
| Q07551 | KAR_YEAST | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) | YDL124W D2240 | Detail |
| Q8TT60 | HEM1_METAC | Methanosarcina acetivorans (strain ATCC 35395 / DSM 2834 / JCM 12185 / C2A) | hemA MA_0577 | Detail |
| Q60A20 | HEM1_METCA | Methylococcus capsulatus (strain ATCC 33009 / NCIMB 11132 / Bath) | hemA MCA1052 | Detail |