| B2J6K8 | SYS_NOSP7 | Nostoc punctiforme (strain ATCC 29133 / PCC 73102) | serS Npun_F4034 | Detail |
| Q7KWQ2 | SYSC_DICDI | Dictyostelium discoideum (Slime mold) | serS DDB_G0272660 | Detail |
| B3ENZ9 | SYS_CHLPB | Chlorobium phaeobacteroides (strain BS1) | serS Cphamn1_0825 | Detail |
| Q3Z8Y0 | SYS_DEHM1 | Dehalococcoides mccartyi (strain ATCC BAA-2266 / KCTC 15142 / 195) (Dehalococcoides ethenogenes (strain 195)) | serS DET0577 | Detail |
| Q2RMH8 | SYS_MOOTA | Moorella thermoacetica (strain ATCC 39073 / JCM 9320) | serS Moth_0021 | Detail |
| B8ELG9 | SYS_METSB | Methylocella silvestris (strain DSM 15510 / CIP 108128 / LMG 27833 / NCIMB 13906 / BL2) | serS Msil_0586 | Detail |
| B5YEY8 | SYS_DICT6 | Dictyoglomus thermophilum (strain ATCC 35947 / DSM 3960 / H-6-12) | serS DICTH_1273 | Detail |
| B1JX98 | SYS_BURCC | Burkholderia cenocepacia (strain MC0-3) | serS Bcenmc03_0940 | Detail |
| A1TGX4 | SYS_MYCVP | Mycolicibacterium vanbaalenii (strain DSM 7251 / JCM 13017 / NRRL B-24157 / PYR-1) (Mycobacterium vanbaalenii) | serS Mvan_5659 | Detail |
| A5U9G3 | SYS_MYCTA | Mycobacterium tuberculosis (strain ATCC 25177 / H37Ra) | serS MRA_3874 | Detail |