| Q3ALF6 | HIS6_SYNSC | Synechococcus sp. (strain CC9605) | hisF Syncc9605_0808 | Detail |
| Q0AW41 | HIS6_SYNWW | Syntrophomonas wolfei subsp. wolfei (strain DSM 2245B / Goettingen) | hisF Swol_1765 | Detail |
| Q9RPQ4 | HIS6_THEP3 | Thermoanaerobacter pseudethanolicus (strain ATCC 33223 / 39E) (Clostridium thermohydrosulfuricum) | hisF | Detail |
| A2RKR7 | HIS6_LACLM | Lactococcus lactis subsp. cremoris (strain MG1363) | hisF llmg_1290 | Detail |
| Q8DJN7 | HIS6_THEEB | Thermosynechococcus elongatus (strain BP-1) | hisF tlr1185 | Detail |
| B4ESZ8 | HIS6_PROMH | Proteus mirabilis (strain HI4320) | hisF PMI0659 | Detail |
| P62451 | HIS6_LEPIC | Leptospira interrogans serogroup Icterohaemorrhagiae serovar copenhageni (strain Fiocruz L1-130) | hisF LIC_11462 | Detail |
| Q2JVR1 | HIS5_SYNJA | Synechococcus sp. (strain JA-3-3Ab) (Cyanobacteria bacterium Yellowstone A-Prime) | hisH CYA_0969 | Detail |
| Q3KJI8 | HIS5_PSEPF | Pseudomonas fluorescens (strain Pf0-1) | hisH Pfl01_0324 | Detail |
| A6L6Z2 | HIS6_BACV8 | Bacteroides vulgatus (strain ATCC 8482 / DSM 1447 / JCM 5826 / NBRC 14291 / NCTC 11154) | hisF BVU_3853 | Detail |