| B1HV72 | SYH_LYSSC | Lysinibacillus sphaericus (strain C3-41) | hisS Bsph_3902 | Detail |
| C1B4E1 | SYH_RHOOB | Rhodococcus opacus (strain B4) | hisS ROP_68830 | Detail |
| Q638Q6 | SYH1_BACCZ | Bacillus cereus (strain ZK / E33L) | hisS1 BCE33L3024 | Detail |
| C4LC38 | SYH_TOLAT | Tolumonas auensis (strain DSM 9187 / TA4) | hisS Tola_0889 | Detail |
| Q97CE6 | SYH_THEVO | Thermoplasma volcanium (strain ATCC 51530 / DSM 4299 / JCM 9571 / NBRC 15438 / GSS1) | hisS TV0155 TVG0164058 | Detail |
| B4TD92 | SYH_SALHS | Salmonella heidelberg (strain SL476) | hisS SeHA_C2779 | Detail |
| Q085U5 | SYH_SHEFN | Shewanella frigidimarina (strain NCIMB 400) | hisS Sfri_1117 | Detail |
| Q8PLH2 | SYH_XANAC | Xanthomonas axonopodis pv. citri (strain 306) | hisS XAC1826 | Detail |
| A0KUJ6 | SYH_SHESA | Shewanella sp. (strain ANA-3) | hisS Shewana3_1230 | Detail |
| Q0SP28 | SYH_BORAP | Borrelia afzelii (strain PKo) | hisS BAPKO_0137 BafPKo_0133 | Detail |