| Q2RNA5 | HIS5_RHORT | Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIB 8255 / S1) | hisH Rru_A3596 | Detail |
| Q7VSY6 | HIS6_BORPE | Bordetella pertussis (strain Tohama I / ATCC BAA-589 / NCTC 13251) | hisF BP3773 | Detail |
| A5E8E5 | HIS6_BRASB | Bradyrhizobium sp. (strain BTAi1 / ATCC BAA-1182) | hisF BBta_0142 | Detail |
| Q10ZK3 | CPXS1_TRIEI | Trichodesmium erythraeum (strain IMS101) | cpcS1 Tery_3198 | Detail |
| P61781 | HIS5_THET2 | Thermus thermophilus (strain HB27 / ATCC BAA-163 / DSM 7039) | hisH TT_C0062 | Detail |
| Q3AD50 | HIS5_CARHZ | Carboxydothermus hydrogenoformans (strain ATCC BAA-161 / DSM 6008 / Z-2901) | hisH CHY_1088 | Detail |
| Q3Z7F2 | HIS5_DEHM1 | Dehalococcoides mccartyi (strain ATCC BAA-2266 / KCTC 15142 / 195) (Dehalococcoides ethenogenes (strain 195)) | hisH DET1132 | Detail |
| Q8ZY40 | HIS5_PYRAE | Pyrobaculum aerophilum (strain ATCC 51768 / IM2 / DSM 7523 / JCM 9630 / NBRC 100827) | hisH PAE0956 | Detail |
| B0BYP8 | HIS5_ACAM1 | Acaryochloris marina (strain MBIC 11017) | hisH AM1_2049 | Detail |
| O94303 | HIS5_SCHPO | Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) | his4 SPBC418.01c SPBC887.20c | Detail |