| Q1R079 | HIS4_CHRSD | Chromohalobacter salexigens (strain DSM 3043 / ATCC BAA-138 / NCIMB 13768) | hisA Csal_0517 | Detail |
| B8E9A0 | HIS4_SHEB2 | Shewanella baltica (strain OS223) | hisA Sbal223_1928 | Detail |
| Q8D8Q4 | HIS4_VIBVU | Vibrio vulnificus (strain CMCP6) | hisA VV1_2915 | Detail |
| Q88UE2 | HIS4_LACPL | Lactobacillus plantarum (strain ATCC BAA-793 / NCIMB 8826 / WCFS1) | hisA lp_2556 | Detail |
| B1ILA8 | HIS4_CLOBK | Clostridium botulinum (strain Okra / Type B1) | hisA CLD_2982 | Detail |
| B5FDA3 | HIS4_ALIFM | Aliivibrio fischeri (strain MJ11) (Vibrio fischeri) | hisA VFMJ11_1100 | Detail |
| Q81G03 | HIS4_BACCR | Bacillus cereus (strain ATCC 14579 / DSM 31 / JCM 2152 / NBRC 15305 / NCIMB 9373 / NRRL B-3711) | hisA BC_1409 | Detail |
| P05325 | HIS4_METVO | Methanococcus voltae | hisA | Detail |
| Q18DL2 | HIS4_HALWD | Haloquadratum walsbyi (strain DSM 16790 / HBSQ001) | hisA HQ_1025A | Detail |
| A5N7R0 | HIS4_CLOK5 | Clostridium kluyveri (strain ATCC 8527 / DSM 555 / NCIMB 10680) | hisA CKL_1299 | Detail |