| 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 |
| B2UT33 | MOAC_HELPS | Helicobacter pylori (strain Shi470) | moaC HPSH_02825 | Detail |
| B2GCM0 | MOAC_LACF3 | Lactobacillus fermentum (strain NBRC 3956 / LMG 18251) | moaC LAF_1066 | Detail |
| B0U7Z3 | MOAC_METS4 | Methylobacterium sp. (strain 4-46) | moaC M446_5393 | Detail |
| A7ZJJ2 | MOAC_ECO24 | Escherichia coli O139:H28 (strain E24377A / ETEC) | moaC EcE24377A_0846 | Detail |
| A5CZ07 | MOAC_PELTS | Pelotomaculum thermopropionicum (strain DSM 13744 / JCM 10971 / SI) | moaC PTH_2609 | Detail |
| Q5L3F4 | MOAC_GEOKA | Geobacillus kaustophilus (strain HTA426) | moaC GK0241 | Detail |
| A4XR36 | MOAC_PSEMY | Pseudomonas mendocina (strain ymp) | moaC Pmen_1034 | Detail |
| B0KGP8 | MOAC_PSEPG | Pseudomonas putida (strain GB-1) | moaC PputGB1_4557 | Detail |