| C6D9S0 | MAND_PECCP | Pectobacterium carotovorum subsp. carotovorum (strain PC1) | PC1_0802 | Detail |
| P56265 | NIFB_KLEOX | Klebsiella oxytoca | nifB | Detail |
| P46044 | NIFB_FRAAL | Frankia alni | nifB | Detail |
| Q3SWN9 | FABA_NITWN | Nitrobacter winogradskyi (strain ATCC 25391 / DSM 10237 / CIP 104748 / NCIMB 11846 / Nb-255) | fabA Nwi_0034 | Detail |
| C5BD83 | FABA_EDWI9 | Edwardsiella ictaluri (strain 93-146) | fabA NT01EI_1388 | Detail |
| Q0I3F9 | FABA_HAES1 | Haemophilus somnus (strain 129Pt) (Histophilus somni) | fabA HS_0907 | Detail |
| P0A1I0 | FABZ_SALTI | Salmonella typhi | fabZ STY0250 t0228 | Detail |
| Q2IW90 | FABZ_RHOP2 | Rhodopseudomonas palustris (strain HaA2) | fabZ RPB_2818 | Detail |
| Q0BWN5 | FABA_HYPNA | Hyphomonas neptunium (strain ATCC 15444) | fabA HNE_3435 | Detail |
| Q1I7M6 | FABA_PSEE4 | Pseudomonas entomophila (strain L48) | fabA PSEEN3622 | Detail |