| Q3SHB7 | RNFB_THIDA | Thiobacillus denitrificans (strain ATCC 25259) | rnfB Tbd_2016 | Detail |
| Q5E6B7 | RNFB_ALIF1 | Aliivibrio fischeri (strain ATCC 700601 / ES114) (Vibrio fischeri) | rnfB VF_0934 | Detail |
| Q9HYB7 | RNFD_PSEAE | Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1) | rnfD PA3492 | Detail |
| B8D8R7 | RNFD_BUCA5 | Buchnera aphidicola subsp. Acyrthosiphon pisum (strain 5A) | rnfD BUAP5A_114 | Detail |
| B8D8R4 | RNFA_BUCA5 | Buchnera aphidicola subsp. Acyrthosiphon pisum (strain 5A) | rnfA BUAP5A_111 | Detail |
| C5BDE5 | RNFA_EDWI9 | Edwardsiella ictaluri (strain 93-146) | rnfA NT01EI_2086 | Detail |
| A6VQ42 | RNFC_ACTSZ | Actinobacillus succinogenes (strain ATCC 55618 / DSM 22257 / 130Z) | rnfC Asuc_1737 | Detail |
| Q9CNP4 | RNFG_PASMU | Pasteurella multocida (strain Pm70) | rnfG PM0383 | Detail |
| Q0VP40 | RNFB_ALCBS | Alcanivorax borkumensis (strain ATCC 700651 / DSM 11573 / NCIMB 13689 / SK2) | rnfB ABO_1610 | Detail |
| Q081P4 | RNFD_SHEFN | Shewanella frigidimarina (strain NCIMB 400) | rnfD Sfri_2175 | Detail |