| A | FMO-like_1st | e2xlsA3 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: FAD/NAD(P)-binding domain | F: FMO-like_1st | ECOD (1.6) | 
 | A | FMO-like_2nd | e2xlsA4 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: FAD/NAD(P)-binding domain | F: FMO-like_2nd | ECOD (1.6) | 
 | B | FMO-like_1st | e2xlsB3 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: FAD/NAD(P)-binding domain | F: FMO-like_1st | ECOD (1.6) | 
 | B | FMO-like_2nd | e2xlsB4 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: FAD/NAD(P)-binding domain | F: FMO-like_2nd | ECOD (1.6) | 
 | C | FMO-like_1st | e2xlsC3 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: FAD/NAD(P)-binding domain | F: FMO-like_1st | ECOD (1.6) | 
 | C | FMO-like_2nd | e2xlsC4 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: FAD/NAD(P)-binding domain | F: FMO-like_2nd | ECOD (1.6) | 
 | D | FMO-like_1st | e2xlsD3 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: FAD/NAD(P)-binding domain | F: FMO-like_1st | ECOD (1.6) | 
 | D | FMO-like_2nd | e2xlsD4 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: FAD/NAD(P)-binding domain | F: FMO-like_2nd | ECOD (1.6) |