| P0CC33 | NU2C2_ARATH | Arabidopsis thaliana (Mouse-ear cress) | ndhB2 ndhB-B AtCg01250 | Detail |
| Q4FM78 | NUON_PELUB | Pelagibacter ubique (strain HTCC1062) | nuoN SAR11_0897 | Detail |
| Q2RSB2 | PNTAA_RHORT | Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIB 8255 / S1) | pntAA nntA1 Rru_A2183 | Detail |
| P0CC28 | NU2C2_ANGEV | Angiopteris evecta (Mule's foot fern) (Polypodium evectum) | ndhB2 | Detail |
| A4IVZ3 | NUOB_FRATW | Francisella tularensis subsp. tularensis (strain WY96-3418) | nuoB FTW_0107 | Detail |
| Q72GC9 | NUOB_THET2 | Thermus thermophilus (strain HB27 / ATCC BAA-163 / DSM 7039) | nuoB TT_C1919 | Detail |
| A8I407 | NUOI_AZOC5 | Azorhizobium caulinodans (strain ATCC 43989 / DSM 5975 / JCM 20966 / NBRC 14845 / NCIMB 13405 / ORS 571) | nuoI AZC_1676 | Detail |
| B2IHV8 | NUOI_BEII9 | Beijerinckia indica subsp. indica (strain ATCC 9039 / DSM 1715 / NCIB 8712) | nuoI Bind_2390 | Detail |
| Q5KUK3 | NUOK_GEOKA | Geobacillus kaustophilus (strain HTA426) | nuoK GK3348 | Detail |
| Q3J3F1 | NUOH1_RHOS4 | Rhodobacter sphaeroides (strain ATCC 17023 / 2.4.1 / NCIB 8253 / DSM 158) | nuoH1 RHOS4_11150 RSP_2522 | Detail |