| B1XPZ8 | HIS1_SYNP2 | Synechococcus sp. (strain ATCC 27264 / PCC 7002 / PR-6) (Agmenellum quadruplicatum) | hisG SYNPCC7002_A0620 | Detail |
| Q1CGX2 | HIS1_YERPN | Yersinia pestis bv. Antiqua (strain Nepal516) | hisG YPN_2430 YP516_2741 | Detail |
| Q4ZNV8 | HIS1_PSEU2 | Pseudomonas syringae pv. syringae (strain B728a) | hisG Psyr_4134 | Detail |
| Q9K6Z1 | HIS1_BACHD | Bacillus halodurans (strain ATCC BAA-125 / DSM 18197 / FERM 7344 / JCM 9153 / C-125) | hisG BH3583 | Detail |
| Q5WDH7 | HIS1_BACSK | Bacillus clausii (strain KSM-K16) | hisG ABC3049 | Detail |
| B3DS05 | HIS1_BIFLD | Bifidobacterium longum (strain DJO10A) | hisG BLD_0478 | Detail |
| Q7WDY5 | HIS1_BORBR | Bordetella bronchiseptica (strain ATCC BAA-588 / NCTC 13252 / RB50) (Alcaligenes bronchisepticus) | hisG BB4853 | Detail |
| B1YAM9 | HIS1_PYRNV | Pyrobaculum neutrophilum (strain DSM 2338 / JCM 9278 / V24Sta) (Thermoproteus neutrophilus) | hisG Tneu_0151 | Detail |
| C4LIL5 | HIS1_CORK4 | Corynebacterium kroppenstedtii (strain DSM 44385 / JCM 11950 / CIP 105744 / CCUG 35717) | hisG ckrop_0916 | Detail |
| B3QIF6 | HIS1_RHOPT | Rhodopseudomonas palustris (strain TIE-1) | hisG Rpal_1340 | Detail |