| Q163R7 | NUOI_ROSDO | Roseobacter denitrificans (strain ATCC 33942 / OCh 114) (Erythrobacter sp. (strain OCh 114)) (Roseobacter denitrificans) | nuoI RD1_3275 | Detail |
| Q69B86 | NU4LM_ZIPCA | Ziphius cavirostris (Cuvier's beaked whale) (Goose-beaked whale) | MT-ND4L MTND4L NADH4L ND4L | Detail |
| P18929 | NU1M_DROME | Drosophila melanogaster (Fruit fly) | mt:ND1 ND1 | Detail |
| A7IPA4 | NUOD_XANP2 | Xanthobacter autotrophicus (strain ATCC BAA-1158 / Py2) | nuoD Xaut_4630 | Detail |
| A9KBK4 | NUOA_COXBN | Coxiella burnetii (strain Dugway 5J108-111) | nuoA CBUD_0545 | Detail |
| P03913 | NU4M_ASPAM | Aspergillus amstelodami | ND4 | Detail |
| P15688 | NU2M_BETVU | Beta vulgaris (Sugar beet) | ND2 NAD2 | Detail |
| B1XUJ9 | NUOB_POLNS | Polynucleobacter necessarius subsp. necessarius (strain STIR1) | nuoB Pnec_0822 | Detail |
| A6H1Q0 | NUON_FLAPJ | Flavobacterium psychrophilum (strain JIP02/86 / ATCC 49511) | nuoN FP2218 | Detail |
| Q1GIP0 | NUOC_RUEST | Ruegeria sp. (strain TM1040) (Silicibacter sp.) | nuoC TM1040_0743 | Detail |