Fold: Four-helical up-and-down bundle

Lineage:

1. Root: scop
2. Class: All alpha proteins [46456]
3. Fold: Four-helical up-and-down bundle [47161]

Superfamilies:

1. Acyl-CoA dehydrogenase (flavoprotein), C-terminal domain [47203] (1)
   1. Acyl-CoA dehydrogenase (flavoprotein), C-terminal domain [47204] (4)
      1. Butyryl-CoA dehydrogenase [47205]
         1. Megasphaera elsdenii [47206] (2)
      2. Medium chain acyl-CoA dehydrogenase [47207]
         1. Pig (Sus scrofa) [47208] (4)
         2. Human (Homo sapiens) [47209] (12)
      3. Isovaleryl-CoA dehydrogenase [47210]
         1. Human (Homo sapiens) [47211] (4)