| P10390 | NIFB_KLEPN | Klebsiella pneumoniae | nifB | Detail |
| D5VRM1 | NIFB_METIM | Methanocaldococcus infernus (strain DSM 11812 / JCM 15783 / ME) | nifB Metin_0554 | Detail |
| F4KAK5 | PSD2_ARATH | Arabidopsis thaliana (Mouse-ear cress) | PSD2 At5g57190 MUL3.14 | Detail |
| Q8XPD5 | PSD_CLOPE | Clostridium perfringens (strain 13 / Type A) | psd psdD CPE0028 | Detail |
| Q68XC8 | PSD_RICTY | Rickettsia typhi (strain ATCC VR-144 / Wilmington) | psd RT0233 | Detail |
| C4R360 | PSD2_KOMPG | Komagataella phaffii (strain GS115 / ATCC 20864) (Yeast) (Pichia pastoris) | PSD2 PAS_chr3_1127 | Detail |
| B4T2Q7 | PSD_SALNS | Salmonella newport (strain SL254) | psd SNSL254_A4709 | Detail |
| B5BKH1 | PSD_SALPK | Salmonella paratyphi A (strain AKU_12601) | psd SSPA3868 | Detail |
| Q31T93 | PSD_SHIBS | Shigella boydii serotype 4 (strain Sb227) | psd SBO_4297 | Detail |
| A5U0P1 | KDC_MYCTA | Mycobacterium tuberculosis (strain ATCC 25177 / H37Ra) | kdc MRA_0861 | Detail |