SCOP 1.67: Family a.4.13.2: Sigma4 domain

Lineage for Family a.4.13.2: Sigma4 domain

1. Root: SCOP 1.67

2. Class a: All alpha proteins [46456] (202 folds)

3. Fold a.4: DNA/RNA-binding 3-helical bundle [46688] (12 superfamilies)
   core: 3-helices; bundle, closed or partly opened, right-handed twist; up-and down

4. Superfamily a.4.13: Sigma3 and sigma4 domains of RNA polymerase sigma factors [88659] (2 families)

5. Family a.4.13.2: Sigma4 domain [88665] (5 proteins)

Proteins:

1. Sigma factor SigA [88668] (1 species)

   • Species Thermus aquaticus [TaxId:271] [88669] (3 PDB entries)

2. Sigma factor sigma-28 (FliA) [101057] (1 species)

   • Species Aquifex aeolicus [TaxId:63363] [101058] (2 PDB entries)

3. Sigma70 [88666] (1 species)

   • Species Thermus thermophilus [TaxId:274] [88667] (1 PDB entry)

4. SigmaE factor (RpoE) [88993] (1 species)

   • Species Escherichia coli [TaxId:562] [88994] (1 PDB entry)

5. SigmaF [74769] (1 species)

   • Species Bacillus stearothermophilus [TaxId:1422] [74770] (1 PDB entry)

More info for Family a.4.13.2: Sigma4 domain

Timeline for Family a.4.13.2: Sigma4 domain:

• Family a.4.13.2: Sigma4 domain first appeared in SCOP 1.65
  
• Family a.4.13.2: Sigma4 domain appears in SCOP 1.69
  
• Family a.4.13.2: Sigma4 domain appears in the current release, SCOPe 2.08