SCOP 1.73: Fold a.38: HLH-like

Lineage for Fold a.38: HLH-like

1. Root: SCOP 1.73

2. Class a: All alpha proteins [46456] (258 folds)

3. Fold a.38: HLH-like [47458] (2 superfamilies)
   4-helices; bundle, closed, left-handed twist; 2 crossover connections

Superfamilies:

1. a.38.1: HLH, helix-loop-helix DNA-binding domain [47459] (1 family)
   dimer of two identical helix-loop-helix subunits

2. a.38.2: Docking domain B of the erythromycin polyketide synthase (DEBS) [101173] (1 family)

More info for Fold a.38: HLH-like

Timeline for Fold a.38: HLH-like:

• Fold a.38: HLH-like first appeared (with stable ids) in SCOP 1.55, called Fold a.38: Helix-loop-helix DNA-binding domain
  
• Fold a.38: HLH-like appears in SCOP 1.71
  
• Fold a.38: HLH-like appears in SCOP 1.75
  
• Fold a.38: HLH-like appears in the current release, SCOPe 2.08