| F | Acyl-CoA_dh_M | e5ol2F3 | A: beta complex topology | X: Acyl-CoA dehydrogenase middle domain-like (From Topology) | H: Acyl-CoA dehydrogenase middle domain-like (From Topology) | T: Acyl-CoA dehydrogenase middle domain-like | F: Acyl-CoA_dh_M | ECOD (1.6) |
| F | Acyl-CoA_dh_N | e5ol2F1 | A: alpha arrays | X: Acyl-CoA dehydrogenase N-terminal domain-like (From Topology) | H: Acyl-CoA dehydrogenase N-terminal domain-like (From Topology) | T: Acyl-CoA dehydrogenase N-terminal domain-like | F: Acyl-CoA_dh_N | ECOD (1.6) |
| F | Acyl-CoA_dh_1 | e5ol2F2 | A: alpha bundles | X: Bromodomain-like | H: Acyl-CoA dehydrogenase C-terminal domain-like (From Topology) | T: Acyl-CoA dehydrogenase C-terminal domain-like | F: Acyl-CoA_dh_1 | ECOD (1.6) |
| C | Acyl-CoA_dh_M | e5ol2C1 | A: beta complex topology | X: Acyl-CoA dehydrogenase middle domain-like (From Topology) | H: Acyl-CoA dehydrogenase middle domain-like (From Topology) | T: Acyl-CoA dehydrogenase middle domain-like | F: Acyl-CoA_dh_M | ECOD (1.6) |
| C | Acyl-CoA_dh_N | e5ol2C3 | A: alpha arrays | X: Acyl-CoA dehydrogenase N-terminal domain-like (From Topology) | H: Acyl-CoA dehydrogenase N-terminal domain-like (From Topology) | T: Acyl-CoA dehydrogenase N-terminal domain-like | F: Acyl-CoA_dh_N | ECOD (1.6) |
| C | Acyl-CoA_dh_1 | e5ol2C2 | A: alpha bundles | X: Bromodomain-like | H: Acyl-CoA dehydrogenase C-terminal domain-like (From Topology) | T: Acyl-CoA dehydrogenase C-terminal domain-like | F: Acyl-CoA_dh_1 | ECOD (1.6) |
| E | ETF | e5ol2E1 | A: a/b three-layered sandwiches | X: HUP domain-like | H: HUP domains (From Topology) | T: HUP domains | F: ETF | ECOD (1.6) |
| B | ETF | e5ol2B1 | A: a/b three-layered sandwiches | X: HUP domain-like | H: HUP domains (From Topology) | T: HUP domains | F: ETF | ECOD (1.6) |
| D | ETF_alpha | e5ol2D1 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: DHS-like NAD/FAD-binding domain | F: ETF_alpha | ECOD (1.6) |
| D | ETF | e5ol2D2 | A: a/b three-layered sandwiches | X: HUP domain-like | H: HUP domains (From Topology) | T: HUP domains | F: ETF | ECOD (1.6) |
| A | ETF_alpha | e5ol2A1 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: DHS-like NAD/FAD-binding domain | F: ETF_alpha | ECOD (1.6) |
| A | ETF | e5ol2A2 | A: a/b three-layered sandwiches | X: HUP domain-like | H: HUP domains (From Topology) | T: HUP domains | F: ETF | ECOD (1.6) |