![]() | Class a: All alpha proteins [46456] (289 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 |
![]() | a.177.1: Sigma2 domain of RNA polymerase sigma factors [88946] (2 families) ![]() |
Timeline for Fold a.177: Sigma2 domain of RNA polymerase sigma factors: