Class a: All alpha proteins [46456] (226 folds) |
Fold a.4: DNA/RNA-binding 3-helical bundle [46688] (14 superfamilies) core: 3-helices; bundle, closed or partly opened, right-handed twist; up-and down |
Superfamily a.4.13: Sigma3 and sigma4 domains of RNA polymerase sigma factors [88659] (3 families) |
Family a.4.13.1: Sigma3 domain [88660] (3 proteins) |
Sigma factor SigA [88663] (1 species) |
Species Thermus aquaticus [TaxId:271] [88664] (1 PDB entry) |
Sigma factor sigma-28 (FliA) [101055] (1 species) |
Species Aquifex aeolicus [TaxId:63363] [101056] (2 PDB entries) |
Sigma70 [88661] (1 species) |
Species Thermus thermophilus [TaxId:274] [88662] (2 PDB entries) |
Timeline for Family a.4.13.1: Sigma3 domain: