Class b: All beta proteins [48724] (141 folds) |
Fold b.42: beta-Trefoil [50352] (6 superfamilies) barrel, closed; n=6, S=12; and a hairpin triplet; meander duplication: has internal pseudo threefold symmetry |
Superfamily b.42.1: Cytokine [50353] (2 families) |
b.42.1.1: Fibroblast growth factors (FGF) [50354] (8 proteins) |
b.42.1.2: Interleukin-1 (IL-1) [50362] (5 proteins) |
Timeline for Superfamily b.42.1: Cytokine: