| Q6XYZ4 | ECFA1_SPIKU | Spiroplasma kunkelii | ecfA1 cbiO1 | Detail |
| Q98QH5 | ECFA1_MYCPU | Mycoplasma pulmonis (strain UAB CTIP) | ecfA1 cbiO1 MYPU_3860 | Detail |
| Q1J982 | ECFA1_STRPB | Streptococcus pyogenes serotype M12 (strain MGAS2096) | ecfA1 cbiO1 MGAS2096_Spy1877 | Detail |
| Q73F66 | ECFA2_BACC1 | Bacillus cereus (strain ATCC 10987 / NRS 248) | ecfA2 cbiO2 BCE_0140 | Detail |
| Q2LY16 | CBIO_SYNAS | Syntrophus aciditrophicus (strain SB) | cbiO SYNAS_30950 SYN_00209 | Detail |
| P0CZ29 | ECFA1_STRPQ | Streptococcus pyogenes serotype M3 (strain SSI-1) | ecfA1 cbiO1 SPs1842 | Detail |
| P46839 | CTPA_MYCLE | Mycobacterium leprae (strain TN) | ctpA ML1987 | Detail |
| Q9SH30 | HMA5_ARATH | Arabidopsis thaliana (Mouse-ear cress) | HMA5 At1g63440 F2K11.18 | Detail |
| Q6F1W5 | ECFA1_MESFL | Mesoplasma florum (strain ATCC 33453 / NBRC 100688 / NCTC 11704 / L1) (Acholeplasma florum) | ecfA1 cbiO1 Mfl152 | Detail |
| Q927N8 | ECFA1_LISIN | Listeria innocua serovar 6a (strain ATCC BAA-680 / CLIP 11262) | ecfA1 cbiO1 lin2750 | Detail |