Fold: Non-globular all-alpha subunits of globular proteins

Lineage:

1. Root: scop
2. Class: All alpha proteins
3. Fold: Non-globular all-alpha subunits of globular proteins

Superfamilies:

1. Ribosomal protein L39e (1)
   interrupted alpha-helix
2. Quinoprotein alcohol dehydrogenase (1)
   consists of single alpha-helix and irregular N-terminal tail
3. Transducin (heterotrimeric G protein), gamma chain (1)
   long alpha-helix interrupted in the middle
4. Fe-only hydrogenase smaller subunit (1)
5. Moesin tail domain (1)
6. Nuclear receptor coactivator Src-1 (1)
7. Proteinase A inhibitor IA3 (1)
8. Epsilon subunit of mitochondrial F1F0-ATP synthase (1)