| B1I556 | HIS6_DESAP | Desulforudis audaxviator (strain MP104C) | hisF Daud_1622 | Detail |
| B4RJN3 | HIS6_NEIG2 | Neisseria gonorrhoeae (strain NCCP11945) | hisF NGK_0343 | Detail |
| B3E617 | HIS6_GEOLS | Geobacter lovleyi (strain ATCC BAA-1151 / DSM 17278 / SZ) | hisF Glov_1018 | Detail |
| P58237 | HIS5_ECO57 | Escherichia coli O157:H7 | hisH Z3185 ECs2824 | Detail |
| Q8PLG8 | HIS5_XANAC | Xanthomonas axonopodis pv. citri (strain 306) | hisH XAC1832 | Detail |
| B0JFQ9 | HIS5_MICAN | Microcystis aeruginosa (strain NIES-843) | hisH MAE_00320 | Detail |
| Q46JZ5 | HIS5_PROMT | Prochlorococcus marinus (strain NATL2A) | hisH PMN2A_0692 | Detail |
| Q10XT3 | CPXS2_TRIEI | Trichodesmium erythraeum (strain IMS101) | cpcS2 Tery_3908 | Detail |
| Q02426 | CPXT_SYNPZ | Synechococcus sp. (strain WH8103) | cpcT | Detail |
| Q9ZHE3 | HIS5_BUCAP | Buchnera aphidicola subsp. Schizaphis graminum (strain Sg) | hisH BUsg_096 | Detail |