Class a: All alpha proteins [46456] (290 folds) |
Fold a.2: Long alpha-hairpin [46556] (20 superfamilies) 2 helices; antiparallel hairpin, left-handed twist |
Superfamily a.2.5: Prefoldin [46579] (1 family) |
a.2.5.1: Prefoldin [46580] (2 proteins) contains one or two beta-hairpins at the tip of alpha-hairpin |
Timeline for Superfamily a.2.5: Prefoldin: