| P29924 | NQO12_PARDE | Paracoccus denitrificans | nqo12 | Detail |
| A4QJB9 | NDHK_AETCO | Aethionema cordifolium (Lebanon stonecress) | ndhK | Detail |
| Q56228 | NQO13_THET8 | Thermus thermophilus (strain HB8 / ATCC 27634 / DSM 579) | nqo13 TTHA0096 | Detail |
| A4QJK3 | NDHK_AETGR | Aethionema grandiflorum (Persian stone-cress) | ndhK | Detail |
| Q0ZIW3 | NU1C_VITVI | Vitis vinifera (Grape) | ndhA | Detail |
| A9W1N1 | NUOC_METEP | Methylorubrum extorquens (strain PA1) (Methylobacterium extorquens) | nuoC Mext_1083 | Detail |
| Q82TV3 | NUOK_NITEU | Nitrosomonas europaea (strain ATCC 19718 / CIP 103999 / KCTC 2705 / NBRC 14298) | nuoK NE1767 | Detail |
| A4QK22 | NDHK_ARAHI | Arabis hirsuta (Hairy rock-cress) (Turritis hirsuta) | ndhK | Detail |
| Q30PJ2 | NUON_SULDN | Sulfurimonas denitrificans (strain ATCC 33889 / DSM 1251) (Thiomicrospira denitrificans (strain ATCC 33889 / DSM 1251)) | nuoN Suden_1815 | Detail |
| Q2YA96 | NUOK_NITMU | Nitrosospira multiformis (strain ATCC 25196 / NCIMB 11849 / C 71) | nuoK Nmul_A1022 | Detail |