| Q31B81 | HIS4_PROM9 | Prochlorococcus marinus (strain MIT 9312) | hisA PMT9312_0804 | Detail |
| C1A4L9 | HIS4_GEMAT | Gemmatimonas aurantiaca (strain T-27 / DSM 14586 / JCM 11422 / NBRC 100505) | hisA GAU_0137 | Detail |
| P9WMM5 | HIS4_MYCTU | Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv) | priA hisA Rv1603 MTCY336.01c MTV046.01 | Detail |
| B4RJN4 | HIS4_NEIG2 | Neisseria gonorrhoeae (strain NCCP11945) | hisA NGK_0345 | Detail |
| B1JED2 | HIS4_PSEPW | Pseudomonas putida (strain W619) | hisA PputW619_4916 | Detail |
| B5ZV92 | HIS4_RHILW | Rhizobium leguminosarum bv. trifolii (strain WSM2304) | hisA Rleg2_3976 | Detail |
| Q6D407 | HIS4_PECAS | Pectobacterium atrosepticum (strain SCRI 1043 / ATCC BAA-672) (Erwinia carotovora subsp. atroseptica) | hisA ECA2587 | Detail |
| B5BFB6 | HIS4_SALPK | Salmonella paratyphi A (strain AKU_12601) | hisA SSPA0745 | Detail |
| Q323I8 | HIS4_SHIBS | Shigella boydii serotype 4 (strain Sb227) | hisA SBO_0850 | Detail |
| A6QBN6 | HIS4_SULNB | Sulfurovum sp. (strain NBC37-1) | hisA SUN_1951 | Detail |