| A1ACN7 | HIS6_ECOK1 | Escherichia coli O1:K1 / APEC | hisF Ecok1_19330 APECO1_1122 | Detail |
| C5D7N8 | HIS6_GEOSW | Geobacillus sp. (strain WCH70) | hisF GWCH70_2975 | Detail |
| A6U558 | HIS6_STAA2 | Staphylococcus aureus (strain JH1) | hisF SaurJH1_2754 | Detail |
| Q3SWF1 | HIS6_NITWN | Nitrobacter winogradskyi (strain ATCC 25391 / DSM 10237 / CIP 104748 / NCIMB 11846 / Nb-255) | hisF Nwi_0122 | Detail |
| A6QKG1 | HIS6_STAAE | Staphylococcus aureus (strain Newman) | hisF NWMN_2571 | Detail |
| A3PBF2 | HIS6_PROM0 | Prochlorococcus marinus (strain MIT 9301) | hisF P9301_04541 | Detail |
| Q02133 | HIS6_LACLA | Lactococcus lactis subsp. lactis (strain IL1403) (Streptococcus lactis) | hisF LL1214 L0071 | Detail |
| Q722Y7 | HIS6_LISMF | Listeria monocytogenes serotype 4b (strain F2365) | hisF LMOf2365_0592 | Detail |
| B8GU32 | HIS6_THISH | Thioalkalivibrio sulfidiphilus (strain HL-EbGR7) | hisF Tgr7_0216 | Detail |
| Q8KC85 | NIFB_CHLTE | Chlorobaculum tepidum (strain ATCC 49652 / DSM 12025 / NBRC 103806 / TLS) (Chlorobium tepidum) | nifB CT1540 | Detail |