| A0A2P1GIY1 | HL4_CATRO | Catharanthus roseus (Madagascar periwinkle) (Vinca rosea) | HL4 | Detail |
| P10390 | NIFB_KLEPN | Klebsiella pneumoniae | nifB | Detail |
| D5VRM1 | NIFB_METIM | Methanocaldococcus infernus (strain DSM 11812 / JCM 15783 / ME) | nifB Metin_0554 | Detail |
| Q10318 | ILV3_SCHPO | Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) | SPAC17G8.06c | Detail |
| Q8KC85 | NIFB_CHLTE | Chlorobaculum tepidum (strain ATCC 49652 / DSM 12025 / NBRC 103806 / TLS) (Chlorobium tepidum) | nifB CT1540 | Detail |
| P09824 | NIFB_RHIME | Rhizobium meliloti (strain 1021) (Ensifer meliloti) (Sinorhizobium meliloti) | nifB RA0442 SMa0814 | Detail |
| Q7VRL8 | ILVD_BLOFL | Blochmannia floridanus | ilvD Bfl590 | Detail |
| Q8TW40 | ILVD_METKA | Methanopyrus kandleri (strain AV19 / DSM 6324 / JCM 9639 / NBRC 100938) | ilvD MK1197 | Detail |
| A4FZM0 | ILVD_METM5 | Methanococcus maripaludis (strain C5 / ATCC BAA-1333) | ilvD MmarC5_1356 | Detail |
| A8GL60 | ILVD_SERP5 | Serratia proteamaculans (strain 568) | ilvD Spro_4757 | Detail |