Class a: All alpha proteins [46456] (171 folds) |
Fold a.24: Four-helical up-and-down bundle [47161] (16 superfamilies) core: 4 helices; bundle, closed or partly opened, left-handed twist; up-and-down |
Superfamily a.24.10: Histidine-containing phosphotransfer domain, HPT domain [47226] (3 families) contains additional, fifth helix at the N-terminus |
a.24.10.1: Aerobic respiration control sensor protein, ArcB [47227] (1 protein) |
a.24.10.2: Phosphorelay protein ypd1 [47230] (1 protein) |
a.24.10.3: Chemotaxis protein CheA P1 domain [63512] (1 protein) |
Timeline for Superfamily a.24.10: Histidine-containing phosphotransfer domain, HPT domain: