| Q5HRP1 | CYSK_STAEQ | Staphylococcus epidermidis (strain ATCC 35984 / RP62A) | cysK SERP0152 | Detail |
| Q59918 | CYSK_STAHA | Staphylococcus haemolyticus | cysK | Detail |
| W7MS09 | FUB7_GIBM7 | Gibberella moniliformis (strain M3125 / FGSC 7600) (Maize ear and stalk rot fungus) (Fusarium verticillioides) | FUB7 FVEG_12529 | Detail |
| P73410 | CYSK_SYNY3 | Synechocystis sp. (strain PCC 6803 / Kazusa) | cysK slr1842 | Detail |
| P38076 | CYSK_WHEAT | Triticum aestivum (Wheat) | CYS1 | Detail |
| Q9I526 | CYSM_PSEAE | Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1) | cysM PA0932 | Detail |
| Q570Q8 | DDPS5_ARATH | Arabidopsis thaliana (Mouse-ear cress) | At5g58784 MZN1.24 | Detail |