| Q4KKL2 | CYOE1_PSEF5 | Pseudomonas fluorescens (strain ATCC BAA-477 / NRRL B-23932 / Pf-5) | cyoE1 PFL_0069 | Detail |
| Q3KK91 | CYOE1_PSEPF | Pseudomonas fluorescens (strain Pf0-1) | cyoE1 Pfl01_0071 | Detail |
| Q9I423 | CYOE2_PSEAE | Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1) | cyoE2 PA1321 | Detail |
| A5VYP1 | CYOE2_PSEP1 | Pseudomonas putida (strain ATCC 700007 / DSM 6899 / BCRC 17059 / F1) | cyoE2 Pput_0839 | Detail |
| Q1RFB2 | CYOE_ECOUT | Escherichia coli (strain UTI89 / UPEC) | cyoE UTI89_C0451 | Detail |
| A0Q4E4 | CYOE_FRATN | Francisella tularensis subsp. novicida (strain U112) | cyoE FTN_0199 | Detail |
| Q1B9B1 | COXX_MYCSS | Mycobacterium sp. (strain MCS) | ctaB Mmcs_2415 | Detail |
| P21592 | COX10_YEAST | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) | COX10 YPL172C | Detail |
| B9KLZ5 | COXX_RHOSK | Rhodobacter sphaeroides (strain KD131 / KCTC 12085) | ctaB RSKD131_0133 | Detail |
| Q0S0I5 | COXX_RHOJR | Rhodococcus jostii (strain RHA1) | ctaB RHA1_ro07187 | Detail |