| Q9VKD3 | NFS1_DROME | Drosophila melanogaster (Fruit fly) | Nfs1 CG12264 | Detail |
| B8JC53 | ISCS_ANAD2 | Anaeromyxobacter dehalogenans (strain 2CP-1 / ATCC BAA-258) | iscS A2cp1_0618 | Detail |
| C4ZXA5 | ISCS_ECOBW | Escherichia coli (strain K12 / MC4100 / BW2952) | iscS BWG_2294 | Detail |
| Q48M05 | ISCS_PSE14 | Pseudomonas savastanoi pv. phaseolicola (strain 1448A / Race 6) (Pseudomonas syringae pv. phaseolicola (strain 1448A / Race 6)) | iscS PSPPH_1309 | Detail |
| Q9UT27 | PVG1_SCHPO | Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) | pvg1 SPAC8F11.10c SPACUNK4.18 | Detail |
| Q12305 | RDL1_YEAST | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) | RDL1 YOR285W | Detail |
| C5BEU5 | ISCS_EDWI9 | Edwardsiella ictaluri (strain 93-146) | iscS NT01EI_3183 | Detail |
| A6V0U8 | ISCS_PSEA7 | Pseudomonas aeruginosa (strain PA7) | iscS PSPA7_1299 | Detail |
| Q6LU62 | ISCS_PHOPR | Photobacterium profundum (strain SS9) | iscS PBPRA0750 | Detail |
| O54055 | ISCS_RUMFL | Ruminococcus flavefaciens | iscS nifS | Detail |