| A9MSC2 | HIS8_SALPB | Salmonella paratyphi B (strain ATCC BAA-1250 / SPB7) | hisC SPAB_00960 | Detail |
| D2D3B2 | FUMI_SPHMC | Sphingopyxis macrogoltabida (Sphingomonas macrogoltabidus) | fumI | Detail |
| Q1IE97 | HIS8_PSEE4 | Pseudomonas entomophila (strain L48) | hisC PSEEN1108 | Detail |
| Q1LT68 | HIS8_BAUCH | Baumannia cicadellinicola subsp. Homalodisca coagulata | hisC BCI_0403 | Detail |
| Q3MAX6 | HIS82_TRIV2 | Trichormus variabilis (strain ATCC 29413 / PCC 7937) (Anabaena variabilis) | hisC2 Ava_2242 | Detail |
| Q930J0 | HIS83_RHIME | Rhizobium meliloti (strain 1021) (Ensifer meliloti) (Sinorhizobium meliloti) | hisC3 RA0206 SMa0387 | Detail |
| A5FVN2 | HIS8_ACICJ | Acidiphilium cryptum (strain JF-5) | hisC Acry_0439 | Detail |
| B9LZ53 | HIS8_GEODF | Geobacter daltonii (strain DSM 22248 / JCM 15807 / FRC-32) | hisC Geob_0416 | Detail |
| Q5AV02 | ATNH_EMENI | Emericella nidulans (strain FGSC A4 / ATCC 38163 / CBS 112.46 / NRRL 194 / M139) (Aspergillus nidulans) | atnH ANIA_07878 | Detail |
| Q6A8L4 | HIS8_CUTAK | Cutibacterium acnes (strain DSM 16379 / KPA171202) (Propionibacterium acnes) | hisC PPA1153 | Detail |