| Q3B2Q6 | HIS6_PELLD | Pelodictyon luteolum (strain DSM 273 / 2530) (Chlorobium luteolum) | hisF Plut_1518 | Detail |
| Q82A99 | HIS6_STRAW | Streptomyces avermitilis (strain ATCC 31267 / DSM 46492 / JCM 5070 / NBRC 14893 / NCIMB 12804 / NRRL 8165 / MA-4680) | hisF SAV_6160 | Detail |
| B1XSV3 | HIS6_POLNS | Polynucleobacter necessarius subsp. necessarius (strain STIR1) | hisF Pnec_0111 | Detail |
| A1VK42 | HIS6_POLNA | Polaromonas naphthalenivorans (strain CJ2) | hisF Pnap_0701 | Detail |
| Q28NK0 | HIS6_JANSC | Jannaschia sp. (strain CCS1) | hisF Jann_2795 | Detail |
| B2GGU9 | HIS6_KOCRD | Kocuria rhizophila (strain ATCC 9341 / DSM 348 / NBRC 103217 / DC2201) | hisF KRH_11750 | Detail |
| P74106 | HIS6_SYNY3 | Synechocystis sp. (strain PCC 6803 / Kazusa) | hisF sll1893 | Detail |
| Q9RDX2 | HIS6_LEGPN | Legionella pneumophila | hisF | Detail |
| Q87UG4 | HIS6_PSESM | Pseudomonas syringae pv. tomato (strain ATCC BAA-871 / DC3000) | hisF PSPTO_5334 | Detail |
| Q4FPU1 | HIS5_PSYA2 | Psychrobacter arcticus (strain DSM 17307 / 273-4) | hisH Psyc_2120 | Detail |