| A5GQA2 | SYH_SYNR3 | Synechococcus sp. (strain RCC307) | hisS SynRCC307_0158 | Detail |
| P56194 | SYH_THET8 | Thermus thermophilus (strain HB8 / ATCC 27634 / DSM 579) | hisS TTHA0712 | Detail |
| B4T0P8 | SYH_SALNS | Salmonella newport (strain SL254) | hisS SNSL254_A2716 | Detail |
| Q9YEB2 | SYH_AERPE | Aeropyrum pernix (strain ATCC 700893 / DSM 11879 / JCM 9820 / NBRC 100138 / K1) | hisS APE_0662.1 | Detail |
| B3GY63 | SYH_ACTP7 | Actinobacillus pleuropneumoniae serotype 7 (strain AP76) | hisS APP7_1234 | Detail |
| A8LKA5 | SYH_DINSH | Dinoroseobacter shibae (strain DSM 16493 / NCIMB 14021 / DFL 12) | hisS Dshi_2955 | Detail |
| A1WXZ0 | SYH_HALHL | Halorhodospira halophila (strain DSM 244 / SL1) (Ectothiorhodospira halophila (strain DSM 244 / SL1)) | hisS Hhal_1788 | Detail |
| B0SH39 | SYH_LEPBA | Leptospira biflexa serovar Patoc (strain Patoc 1 / Ames) | hisS LBF_3124 | Detail |
| Q65R83 | SYH_MANSM | Mannheimia succiniciproducens (strain MBEL55E) | hisS MS1920 | Detail |
| Q68X64 | SYH_RICTY | Rickettsia typhi (strain ATCC VR-144 / Wilmington) | hisS RT0298 | Detail |