Lineage for Fold a.252: Mediator hinge subcomplex-like

1. Root: SCOPe 2.08

2. Class a: All alpha proteins [46456] (290 folds)

3. Fold a.252: Mediator hinge subcomplex-like [140717] (1 superfamily) 6 helices; heterodimer of structurally similar subunits; the N-terminal hairpins form a four-helical bundle, whereas the C-terminal helices form coiled coil structure