| A0LCF2 | HIS4_MAGMM | Magnetococcus marinus (strain ATCC BAA-1437 / JCM 17883 / MC-1) | hisA Mmc1_3155 | Detail |
| A0RBM1 | HIS4_BACAH | Bacillus thuringiensis (strain Al Hakam) | hisA BALH_1264 | Detail |
| A3Q127 | HIS4_MYCSJ | Mycobacterium sp. (strain JLS) | priA hisA Mjls_3075 | Detail |
| A8LGR0 | HIS4_FRASN | Frankia sp. (strain EAN1pec) | hisA Franean1_1923 | Detail |
| Q1D4M2 | HIS4_MYXXD | Myxococcus xanthus (strain DK 1622) | hisA MXAN_4226 | Detail |
| Q1GHT0 | HIS41_RUEST | Ruegeria sp. (strain TM1040) (Silicibacter sp.) | hisA1 TM1040_1053 | Detail |
| Q7N8D1 | HIS42_PHOLL | Photorhabdus laumondii subsp. laumondii (strain DSM 15139 / CIP 105565 / TT01) | hisA2 plu0797 | Detail |
| Q056S8 | HIS4_LEPBL | Leptospira borgpetersenii serovar Hardjo-bovis (strain L550) | hisA LBL_0032 | Detail |
| Q6BUV9 | HIS4_DEBHA | Debaryomyces hansenii (strain ATCC 36239 / CBS 767 / JCM 1990 / NBRC 0083 / IGC 2968) (Yeast) (Torulaspora hansenii) | HIS6 DEHA2C07568g | Detail |
| A8HYT9 | HIS4_AZOC5 | Azorhizobium caulinodans (strain ATCC 43989 / DSM 5975 / JCM 20966 / NBRC 14845 / NCIMB 13405 / ORS 571) | hisA AZC_4499 | Detail |