| Q1H4R3 | HIS4_METFK | Methylobacillus flagellatus (strain KT / ATCC 51484 / DSM 6875) | hisA Mfla_0253 | Detail |
| A7GMU9 | HIS4_BACCN | Bacillus cytotoxicus (strain DSM 22905 / CIP 110041 / 391-98 / NVH 391-98) | hisA Bcer98_1132 | Detail |
| P32352 | ERG2_YEAST | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) | ERG2 YMR202W YM8325.03 | Detail |
| Q65EG2 | HIS4_BACLD | Bacillus licheniformis (strain ATCC 14580 / DSM 13 / JCM 2505 / NBRC 12200 / NCIMB 9375 / NRRL NRS-1264 / Gibson 46) | hisA BLi03733 BL03411 | Detail |
| A5U2V9 | HIS4_MYCTA | Mycobacterium tuberculosis (strain ATCC 25177 / H37Ra) | priA hisA MRA_1613 | Detail |
| A4Y084 | HIS4_PSEMY | Pseudomonas mendocina (strain ymp) | hisA Pmen_4253 | Detail |
| A6LDI6 | HIS4_PARD8 | Parabacteroides distasonis (strain ATCC 8503 / DSM 20701 / CIP 104284 / JCM 5825 / NCTC 11152) | hisA BDI_2017 | Detail |
| B2SZ60 | HIS4_PARPJ | Paraburkholderia phytofirmans (strain DSM 17436 / LMG 22146 / PsJN) (Burkholderia phytofirmans) | hisA Bphyt_3555 | Detail |
| B9KPC9 | HIS4_RHOSK | Rhodobacter sphaeroides (strain KD131 / KCTC 12085) | hisA RSKD131_0562 | Detail |
| Q0T3A3 | HIS4_SHIF8 | Shigella flexneri serotype 5b (strain 8401) | hisA SFV_2084 | Detail |