| A3CWS8 | HIS8_METMJ | Methanoculleus marisnigri (strain ATCC 35101 / DSM 1498 / JR1) | hisC Memar_1902 | Detail |
| P58892 | HIS8_XANCP | Xanthomonas campestris pv. campestris (strain ATCC 33913 / DSM 3586 / NCPPB 528 / LMG 568 / P 25) | hisC XCC1810 | Detail |
| Q7VWL5 | HIS81_BORPE | Bordetella pertussis (strain Tohama I / ATCC BAA-589 / NCTC 13251) | hisC1 his1 BP2194 | Detail |
| Q39K90 | HIS81_BURL3 | Burkholderia lata (strain ATCC 17760 / DSM 23089 / LMG 22485 / NCIMB 9086 / R18194 / 383) | hisC1 Bcep18194_A3524 | Detail |
| Q89UL9 | HIS82_BRADU | Bradyrhizobium diazoefficiens (strain JCM 10833 / IAM 13628 / NBRC 14792 / USDA 110) | hisC2 bll1397 | Detail |
| A7NFV2 | HIS8_ROSCS | Roseiflexus castenholzii (strain DSM 13941 / HLO8) | hisC Rcas_0200 | Detail |
| B3Q8Z5 | HIS8_RHOPT | Rhodopseudomonas palustris (strain TIE-1) | hisC Rpal_4927 | Detail |
| Q8TH25 | HIS8_PYRFU | Pyrococcus furiosus (strain ATCC 43587 / DSM 3638 / JCM 8422 / Vc1) | hisC PF1665 | Detail |
| Q4W9R7 | MCD4_ASPFU | Neosartorya fumigata (strain ATCC MYA-4609 / Af293 / CBS 101355 / FGSC A1100) (Aspergillus fumigatus) | mcd4 pigN AFUA_4G03970 | Detail |
| Q32EF0 | HIS8_SHIDS | Shigella dysenteriae serotype 1 (strain Sd197) | hisC SDY_2220 | Detail |