| Q5HIG2 | CYSK_STAAC | Staphylococcus aureus (strain COL) | cysK SACOL0557 | Detail |
| O81154 | CYSK_SOLTU | Solanum tuberosum (Potato) | | Detail |
| A0A0D2YG02 | FUB7_FUSO4 | Fusarium oxysporum f. sp. lycopersici (strain 4287 / CBS 123668 / FGSC 9935 / NRRL 34936) (Fusarium vascular wilt of tomato) | FUB7 FOXG_15240 | Detail |
| Q8CMT6 | CYSK_STAES | Staphylococcus epidermidis (strain ATCC 12228) | cysK SE_2270 | Detail |
| O67507 | CYSM_AQUAE | Aquifex aeolicus (strain VF5) | cysM aq_1556 | Detail |
| Q9ZMW6 | CYSM_HELPJ | Helicobacter pylori (strain J99 / ATCC 700824) (Campylobacter pylori J99) | cysM cysK jhp_0099 | Detail |
| P56067 | CYSM_HELPY | Helicobacter pylori (strain ATCC 700392 / 26695) (Campylobacter pylori) | cysM cysK HP_0107 | Detail |
| Q56Y11 | DDPS2_ARATH | Arabidopsis thaliana (Mouse-ear cress) | At5g58770 MZN1.21 | Detail |
| P48028 | CYSM_PSESY | Pseudomonas syringae pv. syringae | cysM | Detail |
| Q5SBK7 | FSDK_FUSHE | Fusarium heterosporum | fsdK eqi3 | Detail |