| B9M8U6 | HIS3_GEODF | Geobacter daltonii (strain DSM 22248 / JCM 15807 / FRC-32) | hisI Geob_2087 | Detail |
| A4G9I5 | HIS3_HERAR | Herminiimonas arsenicoxydans | hisI HEAR3063 | Detail |
| O54788 | DFFB_MOUSE | Mus musculus (Mouse) | Dffb Cad | Detail |
| Q92643 | GPI8_HUMAN | Homo sapiens (Human) | PIGK GPI8 | Detail |
| B5ZQK7 | HIS3_RHILW | Rhizobium leguminosarum bv. trifolii (strain WSM2304) | hisI Rleg2_1850 | Detail |
| Q5EB52 | MEST_HUMAN | Homo sapiens (Human) | MEST PEG1 | Detail |
| Q82A89 | HIS3_STRAW | Streptomyces avermitilis (strain ATCC 31267 / DSM 46492 / JCM 5070 / NBRC 14893 / NCIMB 12804 / NRRL 8165 / MA-4680) | hisI SAV_6170 | Detail |
| Q9H3Z7 | ABHGB_HUMAN | Homo sapiens (Human) | ABHD16B C20orf135 | Detail |
| Q5R816 | ABHEB_PONAB | Pongo abelii (Sumatran orangutan) (Pongo pygmaeus abelii) | ABHD14B CIB | Detail |
| Q9PM71 | HIS2_CAMJE | Campylobacter jejuni subsp. jejuni serotype O:2 (strain ATCC 700819 / NCTC 11168) | hisI hisIE Cj1604 | Detail |