| Q1MNB6 | HIS7_RHIL3 | Rhizobium leguminosarum bv. viciae (strain 3841) | hisB RL0048 | Detail |
| Q82AA4 | HIS7_STRAW | Streptomyces avermitilis (strain ATCC 31267 / DSM 46492 / JCM 5070 / NBRC 14893 / NCIMB 12804 / NRRL 8165 / MA-4680) | hisB SAV_6155 | Detail |
| A1TKZ1 | HIS7_ACIAC | Acidovorax citrulli (strain AAC00-1) (Acidovorax avenae subsp. citrulli) | hisB Aave_1032 | Detail |
| Q4J8J1 | HIS7_SULAC | Sulfolobus acidocaldarius (strain ATCC 33909 / DSM 639 / JCM 8929 / NBRC 15157 / NCIMB 11770) | hisB Saci_1577 | Detail |
| P37174 | YBAK_SALTY | Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720) | ybaK STM0495 | Detail |
| P64370 | HIS7_NEIMA | Neisseria meningitidis serogroup A / serotype 4A (strain Z2491) | hisB NMA1772 | Detail |
| Q9HEG3 | HIS7_NEUCR | Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) | 65E11.030 NCU01300 | Detail |
| B6JAL6 | HIS7_OLICO | Oligotropha carboxidovorans (strain ATCC 49405 / DSM 1227 / KCTC 32145 / OM5) | hisB OCAR_4395 OCA5_c01360 | Detail |
| A2BP81 | HIS7_PROMS | Prochlorococcus marinus (strain AS9601) | hisB A9601_03041 | Detail |
| P60887 | HIS7_RHOPA | Rhodopseudomonas palustris (strain ATCC BAA-98 / CGA009) | hisB RPA0309 | Detail |