| Q39YP4 | HIS5_GEOMG | Geobacter metallireducens (strain GS-15 / ATCC 53774 / DSM 7210) | hisH Gmet_0387 | Detail |
| Q7V958 | HIS62_PROMM | Prochlorococcus marinus (strain MIT 9313) | hisF2 PMT_0100 | Detail |
| Q02132 | HIS5_LACLA | Lactococcus lactis subsp. lactis (strain IL1403) (Streptococcus lactis) | hisH LL1212 L0069 | Detail |
| Q5QWQ7 | HIS5_IDILO | Idiomarina loihiensis (strain ATCC BAA-735 / DSM 15497 / L2-TR) | hisH IL1838 | Detail |
| Q8TS91 | HIS5_METAC | Methanosarcina acetivorans (strain ATCC 35395 / DSM 2834 / JCM 12185 / C2A) | hisH MA_0913 | Detail |
| Q2NTX6 | HIS6_SODGM | Sodalis glossinidius (strain morsitans) | hisF SG1124 | Detail |
| B2J1A3 | HIS5_NOSP7 | Nostoc punctiforme (strain ATCC 29133 / PCC 73102) | hisH Npun_F4990 | Detail |
| O29439 | HIS6_ARCFU | Archaeoglobus fulgidus (strain ATCC 49558 / VC-16 / DSM 4304 / JCM 9628 / NBRC 100126) | hisF AF_0819 | Detail |
| Q2P3K0 | HIS5_XANOM | Xanthomonas oryzae pv. oryzae (strain MAFF 311018) | hisH XOO2122 | Detail |
| Q0P8U3 | HIS62_CAMJE | Campylobacter jejuni subsp. jejuni serotype O:2 (strain ATCC 700819 / NCTC 11168) | hisF2 Cj1314c | Detail |