| B8EET7 | SYS_SHEB2 | Shewanella baltica (strain OS223) | serS Sbal223_2195 | Detail |
| Q12NE5 | SYS_SHEDO | Shewanella denitrificans (strain OS217 / ATCC BAA-1090 / DSM 15013) | serS Sden_1747 | Detail |
| A6TXF9 | SYS_STAA2 | Staphylococcus aureus (strain JH1) | serS SaurJH1_0009 | Detail |
| B9DPW5 | SYS_STACT | Staphylococcus carnosus (strain TM300) | serS Sca_2465 | Detail |
| Q3AV47 | SYS_SYNS9 | Synechococcus sp. (strain CC9902) | serS Syncc9902_1791 | Detail |
| Q0B0Y5 | SYS_SYNWW | Syntrophomonas wolfei subsp. wolfei (strain DSM 2245B / Goettingen) | serS Swol_0010 | Detail |
| P73201 | SYS_SYNY3 | Synechocystis sp. (strain PCC 6803 / Kazusa) | serS slr1703 | Detail |
| C6A4A3 | SYS_THESM | Thermococcus sibiricus (strain DSM 12597 / MM 739) | serS TSIB_1397 | Detail |
| A6UN84 | SYS2_METVS | Methanococcus vannielii (strain ATCC 35089 / DSM 1224 / JCM 13029 / OCM 148 / SB) | serS Mevan_0041 | Detail |
| Q9JT77 | SYS_NEIMA | Neisseria meningitidis serogroup A / serotype 4A (strain Z2491) | serS NMA1943 | Detail |