| Q3B4V9 | NUOH_PELLD | Pelodictyon luteolum (strain DSM 273 / 2530) (Chlorobium luteolum) | nuoH Plut_0747 | Detail |
| Q09FZ4 | NU4LC_PLAOC | Platanus occidentalis (Sycamore) (American plane tree) | ndhE | Detail |
| Q9EV71 | NUOK2_RHIME | Rhizobium meliloti (strain 1021) (Ensifer meliloti) (Sinorhizobium meliloti) | nuoK2 RA0840 SMa1544 | Detail |
| B2FNX8 | NUOB_STRMK | Stenotrophomonas maltophilia (strain K279a) | nuoB Smlt3404 | Detail |
| A9MAI7 | NUOI_BRUC2 | Brucella canis (strain ATCC 23365 / NCTC 10854) | nuoI BCAN_A0825 | Detail |
| Q8RHL0 | ECFA1_FUSNN | Fusobacterium nucleatum subsp. nucleatum (strain ATCC 25586 / CIP 101130 / JCM 8532 / LMG 13131) | ecfA1 cbiO1 FN2004 | Detail |
| Q6HPM9 | ECFA2_BACHK | Bacillus thuringiensis subsp. konkukian (strain 97-27) | ecfA2 cbiO2 BT9727_0135 | Detail |
| Q045Z8 | ECFA1_LACGA | Lactobacillus gasseri (strain ATCC 33323 / DSM 20243 / JCM 1131 / NCIMB 11718 / AM63) | ecfA1 cbiO1 LGAS_0318 | Detail |
| Q3JYF4 | ECFA1_STRA1 | Streptococcus agalactiae serotype Ia (strain ATCC 27591 / A909 / CDC SS700) | ecfA1 cbiO1 SAK_2109 | Detail |
| P40735 | ECFA1_BACSU | Bacillus subtilis (strain 168) | ecfA cbiO1 ybaD ybxA BSU01450 | Detail |