| P62393 | HIS3_BACC1 | Bacillus cereus (strain ATCC 10987 / NRS 248) | hisI BCE_1531 | Detail |
| Q63DW7 | HIS3_BACCZ | Bacillus cereus (strain ZK / E33L) | hisI BCE33L1296 | Detail |
| Q212N1 | HIS3_RHOPB | Rhodopseudomonas palustris (strain BisB18) | hisI RPC_3113 | Detail |
| C3MB44 | HIS3_SINFN | Sinorhizobium fredii (strain NBRC 101917 / NGR234) | hisI NGR_c12560 | Detail |
| A6U8C1 | HIS3_SINMW | Sinorhizobium medicae (strain WSM419) (Ensifer medicae) | hisI Smed_1048 | Detail |
| B3QLJ0 | HIS3_CHLP8 | Chlorobaculum parvum (strain NCIB 8327) (Chlorobium vibrioforme subsp. thiosulfatophilum (strain DSM 263 / NCIB 8327)) | hisI Cpar_0458 | Detail |
| Q4JW51 | HIS3_CORJK | Corynebacterium jeikeium (strain K411) | hisI jk0794 | Detail |
| B5EE14 | HIS3_GEOBB | Geobacter bemidjiensis (strain Bem / ATCC BAA-1014 / DSM 16622) | hisI Gbem_0726 | Detail |
| A1U670 | HIS3_MARHV | Marinobacter hydrocarbonoclasticus (strain ATCC 700491 / DSM 11845 / VT8) | hisI Maqu_3418 | Detail |
| Q12V48 | HIS3_METBU | Methanococcoides burtonii (strain DSM 6242 / NBRC 107633 / OCM 468 / ACE-M) | hisI Mbur_1790 | Detail |