| Class a: All alpha proteins [46456] (285 folds) |
| Fold a.177: Sigma2 domain of RNA polymerase sigma factors [88945] (1 superfamily) multihelical; consists of a conserved 4-helical core and a variable insert subdomain |
Superfamily a.177.1: Sigma2 domain of RNA polymerase sigma factors [88946] (2 families) ![]() |
| Family a.177.1.1: Sigma2 domain of RNA polymerase sigma factors [88947] (6 proteins) |
| Protein Sigma factor SigR [81883] (1 species) |
| Species Streptomyces coelicolor A3(2) [TaxId:100226] [81884] (1 PDB entry) |
| Domain d1h3la_: 1h3l A: [76639] truncated sigma2 domain core; anti-sigma factor binding domain |
| Domain d1h3lb_: 1h3l B: [76640] truncated sigma2 domain core; anti-sigma factor binding domain |
Timeline for Species Streptomyces coelicolor A3(2) [TaxId:100226] from a.177.1.1 Sigma factor SigR: