| Q47AM1 | HIS5_DECAR | Dechloromonas aromatica (strain RCB) | hisH Daro_3381 | Detail |
| A5FYE5 | HIS6_ACICJ | Acidiphilium cryptum (strain JF-5) | hisF Acry_1417 | Detail |
| Q9K0H2 | HIS5_NEIMB | Neisseria meningitidis serogroup B (strain MC58) | hisH NMB0630 | Detail |
| Q2YAU8 | HIS5_NITMU | Nitrosospira multiformis (strain ATCC 25196 / NCIMB 11849 / C 71) | hisH Nmul_A0816 | Detail |
| B7JFZ5 | HIS6_BACC0 | Bacillus cereus (strain AH820) | hisF BCAH820_1501 | Detail |
| P61782 | HIS51_METMP | Methanococcus maripaludis (strain S2 / LL) | hisH1 hisH MMP0256 | Detail |
| Q8G4S6 | HIS5_BIFLO | Bifidobacterium longum (strain NCC 2705) | hisH BL1299 | Detail |
| A7GMU8 | HIS5_BACCN | Bacillus cytotoxicus (strain DSM 22905 / CIP 110041 / 391-98 / NVH 391-98) | hisH Bcer98_1131 | Detail |
| O34565 | HIS5_BACSU | Bacillus subtilis (strain 168) | hisH BSU34890 | Detail |
| Q492K0 | HIS5_BLOPB | Blochmannia pennsylvanicus (strain BPEN) | hisH BPEN_481 | Detail |