| Q1R9D1 | NUOCD_ECOUT | Escherichia coli (strain UTI89 / UPEC) | nuoC nuoCD nuoD UTI89_C2566 | Detail |
| A1TLL8 | NUOC_ACIAC | Acidovorax citrulli (strain AAC00-1) (Acidovorax avenae subsp. citrulli) | nuoC Aave_1265 | Detail |
| P50939 | NUOL_RHOCA | Rhodobacter capsulatus (Rhodopseudomonas capsulata) | nuoL | Detail |
| B4RCM8 | NUOB_PHEZH | Phenylobacterium zucineum (strain HLK1) | nuoB PHZ_c1804 | Detail |
| C1F9D0 | NUON1_ACIC5 | Acidobacterium capsulatum (strain ATCC 51196 / DSM 11244 / JCM 7670 / NBRC 15755 / NCIMB 13165 / 161) | nuoN1 ACP_0284 | Detail |
| Q3SJP9 | NUOI_THIDA | Thiobacillus denitrificans (strain ATCC 25259) | nuoI Tbd_1150 | Detail |
| P0C327 | NU5C_ORYSI | Oryza sativa subsp. indica (Rice) | ndhF 9311164 | Detail |
| Q4FU63 | NUOB_PSYA2 | Psychrobacter arcticus (strain DSM 17307 / 273-4) | nuoB Psyc_0585 | Detail |
| Q02ND0 | NUOB_PSEAB | Pseudomonas aeruginosa (strain UCBPP-PA14) | nuoB PA14_30010 | Detail |
| Q4ZRJ2 | NUOB_PSEU2 | Pseudomonas syringae pv. syringae (strain B728a) | nuoB Psyr_3198 | Detail |