Lineage for Fold a.43: Ribbon-helix-helix
- Root: SCOPe 2.08
Class a: All alpha proteins [46456] (290 folds) 
Fold a.43: Ribbon-helix-helix [47597] (1 superfamily)
core: 4 helices; array of 2 hairpins, opened
Superfamily:
a.43.1: Ribbon-helix-helix [47598] (12 families) 
formerly Met repressor-like; dimeric proteins; the N-termini form a small beta-sheet ribbon
More info for Fold a.43: Ribbon-helix-helix
Timeline for Fold a.43: Ribbon-helix-helix:
- Fold a.43: Ribbon-helix-helix first appeared (with stable ids) in SCOP 1.55, called Fold a.43: Met repressor-like
- Fold a.43: Ribbon-helix-helix appears in SCOPe 2.07