Class a: All alpha proteins [46456] (284 folds) |
Fold a.25: Ferritin-like [47239] (6 superfamilies) core: 4 helices; bundle, closed, left-handed twist; 1 crossover connection |
a.25.1: Ferritin-like [47240] (10 families) contains bimetal-ion centre in the middle of the bundle |
a.25.2: Cobalamin adenosyltransferase-like [89028] (3 families) crossover loop goes across a different side of the 4-helical bundle; no internal metal-binding site |
a.25.3: EsxAB dimer-like [140453] (2 families) (hetero)dimer of alpha-hairpin subunits similar to that of the half-ferritin family; no bound metals |
a.25.4: PE/PPE dimer-like [140459] (2 families) (hetero)dimer of alpha-hairpin subunits similar to that of the half-ferritin family; no bound metals inside the bundle |
a.25.5: HP0062-like [158414] (1 family) (homo)dimer of alpha-hairpin subunits similar to that of the half-ferritin family; no bound metals |
a.25.6: SO2669-like [158418] (1 family) (homo)dimer of alpha-hairpin subunits similar to that of the half-ferritin family; no bound metals |
Timeline for Fold a.25: Ferritin-like: