Class a: All alpha proteins [46456] (286 folds) |
Fold a.1: Globin-like [46457] (2 superfamilies) core: 6 helices; folded leaf, partly opened |
a.1.1: Globin-like [46458] (5 families) |
a.1.2: alpha-helical ferredoxin [46548] (3 families) contains two Fe4-S4 clusters |
Timeline for Fold a.1: Globin-like: