| Q5ZV96 | SYH_LEGPH | Legionella pneumophila subsp. pneumophila (strain Philadelphia 1 / ATCC 33152 / DSM 7513) | hisS lpg1544 | Detail |
| Q92IK8 | SYH_RICCN | Rickettsia conorii (strain ATCC VR-613 / Malish 7) | hisS RC0412 | Detail |
| Q3IWD2 | SYH_RHOS4 | Rhodobacter sphaeroides (strain ATCC 17023 / 2.4.1 / NCIB 8253 / DSM 158) | hisS RHOS4_35840 RSP_3551 | Detail |
| A5IN85 | SYH_THEP1 | Thermotoga petrophila (strain RKU-1 / ATCC BAA-488 / DSM 13995) | hisS Tpet_1653 | Detail |
| A6LL06 | SYH_THEM4 | Thermosipho melanesiensis (strain DSM 12029 / CIP 104789 / BI429) | hisS Tmel_0744 | Detail |
| B5YHK1 | SYH_THEYD | Thermodesulfovibrio yellowstonii (strain ATCC 51303 / DSM 11347 / YP87) | hisS THEYE_A1796 | Detail |
| B0CDA0 | SYH_ACAM1 | Acaryochloris marina (strain MBIC 11017) | hisS AM1_0642 | Detail |
| A0KJ45 | SYH_AERHH | Aeromonas hydrophila subsp. hydrophila (strain ATCC 7966 / DSM 30187 / JCM 1027 / KCTC 2358 / NCIMB 9240) | hisS AHA_1760 | Detail |
| Q5LAE0 | SYH_BACFN | Bacteroides fragilis (strain ATCC 25285 / DSM 2151 / JCM 11019 / NCTC 9343) | hisS BF3238 | Detail |
| P75069 | SYH_MYCPN | Mycoplasma pneumoniae (strain ATCC 29342 / M129) | hisS MPN_045 MP109 | Detail |