| A0PPP7 | COXX_MYCUA | Mycobacterium ulcerans (strain Agy99) | ctaB MUL_1845 | Detail |
| B7K336 | COXX_RIPO1 | Rippkaea orientalis (strain PCC 8801) (Cyanothece sp. (strain PCC 8801)) | ctaB PCC8801_0255 | Detail |
| Q9RM98 | COXX_BRADU | Bradyrhizobium diazoefficiens (strain JCM 10833 / IAM 13628 / NBRC 14792 / USDA 110) | ctaB coxE blr1172 | Detail |
| A9VUA6 | COXX_BACMK | Bacillus mycoides (strain KBAB4) (Bacillus weihenstephanensis) | ctaB BcerKBAB4_3771 | Detail |
| O28243 | COXX_ARCFU | Archaeoglobus fulgidus (strain ATCC 49558 / VC-16 / DSM 4304 / JCM 9628 / NBRC 100126) | ctaB AF_2036 | Detail |
| Q1C4J8 | CYOE_YERPA | Yersinia pestis bv. Antiqua (strain Antiqua) | cyoE YPA_2662 | Detail |
| Q0WCB5 | CYOE_YERPE | Yersinia pestis | cyoE YPO3168 y1018 YP_0763 | Detail |
| Q9KBZ6 | FOSB_BACHD | Bacillus halodurans (strain ATCC BAA-125 / DSM 18197 / FERM 7344 / JCM 9153 / C-125) | fosB BH1778 | Detail |
| Q02JG2 | CYOE2_PSEAB | Pseudomonas aeruginosa (strain UCBPP-PA14) | cyoE2 PA14_47150 | Detail |
| Q3K773 | CYOE2_PSEPF | Pseudomonas fluorescens (strain Pf0-1) | cyoE2 Pfl01_4644 | Detail |