| Q07UT6 | LEUD_RHOP5 | Rhodopseudomonas palustris (strain BisA53) | leuD RPE_0339 | Detail |
| A0A2P1GIY1 | HL4_CATRO | Catharanthus roseus (Madagascar periwinkle) (Vinca rosea) | HL4 | Detail |
| Q49Z15 | LEUD_STAS1 | Staphylococcus saprophyticus subsp. saprophyticus (strain ATCC 15305 / DSM 20229 / NCIMB 8711 / NCTC 7292 / S-41) | leuD SSP0818 | Detail |
| C4KKU5 | LEUD_SULIK | Sulfolobus islandicus (strain M.16.4 / Kamchatka #3) | leuD M164_0276 | Detail |
| C3NMW1 | LEUD_SULIN | Sulfolobus islandicus (strain Y.N.15.51 / Yellowstone #2) | leuD YN1551_2866 | Detail |
| A5CX59 | LEUD_VESOH | Vesicomyosocius okutanii subsp. Calyptogena okutanii (strain HA) | leuD COSY_0349 | Detail |
| P10390 | NIFB_KLEPN | Klebsiella pneumoniae | nifB | Detail |
| D5VRM1 | NIFB_METIM | Methanocaldococcus infernus (strain DSM 11812 / JCM 15783 / ME) | nifB Metin_0554 | Detail |
| P56935 | LEUD_BUCAI | Buchnera aphidicola subsp. Acyrthosiphon pisum (strain APS) (Acyrthosiphon pisum symbiotic bacterium) | leuD BUpL07 | Detail |
| Q1AZC3 | LEUD_RUBXD | Rubrobacter xylanophilus (strain DSM 9941 / NBRC 16129) | leuD Rxyl_0279 | Detail |