| B1I557 | HIS4_DESAP | Desulforudis audaxviator (strain MP104C) | hisA Daud_1623 | Detail |
| Q2INW2 | HIS4_ANADE | Anaeromyxobacter dehalogenans (strain 2CP-C) | hisA Adeh_0715 | Detail |
| B4UDJ9 | HIS4_ANASK | Anaeromyxobacter sp. (strain K) | hisA AnaeK_0751 | Detail |
| Q63DW9 | HIS4_BACCZ | Bacillus cereus (strain ZK / E33L) | hisA BCE33L1294 | Detail |
| B1IZ50 | HIS4_ECOLC | Escherichia coli (strain ATCC 8739 / DSM 1576 / Crooks) | hisA EcolC_1618 | Detail |
| A6UEK4 | HIS4_SINMW | Sinorhizobium medicae (strain WSM419) (Ensifer medicae) | hisA Smed_3260 | Detail |
| Q1Q803 | HIS4_PSYCK | Psychrobacter cryohalolentis (strain K5) | hisA Pcryo_2423 | Detail |
| Q0SHY5 | HIS4_RHOJR | Rhodococcus jostii (strain RHA1) | hisA RHA1_ro01024 | Detail |
| Q3AIG3 | HIS4_SYNSC | Synechococcus sp. (strain CC9605) | hisA Syncc9605_1876 | Detail |
| A3MPU5 | HIS4_BURM7 | Burkholderia mallei (strain NCTC 10247) | hisA BMA10247_2760 | Detail |