| B6EJ89 | HIS8_ALISL | Aliivibrio salmonicida (strain LFI1238) (Vibrio salmonicida (strain LFI1238)) | hisC VSAL_I1135 | Detail |
| B7GHJ8 | HIS8_ANOFW | Anoxybacillus flavithermus (strain DSM 21510 / WK1) | hisC Aflv_1107 | Detail |
| A1A2H6 | HIS8_BIFAA | Bifidobacterium adolescentis (strain ATCC 15703 / DSM 20083 / NCTC 11814 / E194a) | hisC BAD_1128 | Detail |
| B3ECG2 | HIS8_CHLL2 | Chlorobium limicola (strain DSM 245 / NBRC 103803 / 6330) | hisC Clim_1169 | Detail |
| A2SSJ1 | HIS8_METLZ | Methanocorpusculum labreanum (strain ATCC 43576 / DSM 4855 / Z) | hisC Mlab_1128 | Detail |
| O67857 | HIS8_AQUAE | Aquifex aeolicus (strain VF5) | hisC aq_2084 | Detail |
| A6QBY8 | HIS8_SULNB | Sulfurovum sp. (strain NBC37-1) | hisC SUN_2056 | Detail |
| Q970Z4 | HIS8_SULTO | Sulfurisphaera tokodaii (strain DSM 16993 / JCM 10545 / NBRC 100140 / 7) (Sulfolobus tokodaii) | hisC STK_14580 | Detail |
| A6UTL8 | HIS8_META3 | Methanococcus aeolicus (strain ATCC BAA-1280 / DSM 17508 / OCM 812 / Nankai-3) | hisC Maeo_0250 | Detail |
| Q9X0D0 | HIS8_THEMA | Thermotoga maritima (strain ATCC 43589 / MSB8 / DSM 3109 / JCM 10099) | hisC TM_1040 | Detail |