| P18931 | NU4M_DROME | Drosophila melanogaster (Fruit fly) | mt:ND4 ND4 CG34085 | Detail |
| C6E8U8 | NUOK1_GEOSM | Geobacter sp. (strain M21) | nuoK1 GM21_0152 | Detail |
| P23633 | NU4LM_GADMO | Gadus morhua (Atlantic cod) | MT-ND4L MTND4L NADH4L ND4L | Detail |
| C6V5H7 | NUON_NEORI | Neorickettsia risticii (strain Illinois) | nuoN NRI_0669 | Detail |
| Q1EG09 | NU4LM_GALPY | Galemys pyrenaicus (Iberian desman) (Pyrenean desman) | MT-ND4L MTND4L NADH4L ND4L | Detail |
| Q8HVS8 | NDHI_CONNE | Constancea nevinii (Nevin's woolly sunflower) (Eriophyllum nevinii) | ndhI | Detail |
| Q8HVT9 | NDHI_DESFU | Desmanthodium fruticosum | ndhI | Detail |
| P41299 | NU5M_BALMU | Balaenoptera musculus (Blue whale) | MT-ND5 MTND5 NADH5 ND5 | Detail |
| Q94XZ5 | NU4LM_EULCO | Eulemur coronatus (Crowned lemur) | MT-ND4L MTND4L NADH4L ND4L | Detail |
| Q0RRW7 | NUOB_FRAAA | Frankia alni (strain ACN14a) | nuoB FRAAL1033 | Detail |