Lineage for Superfamily h.4.12: Rad50 coiled-coil Zn hook

1. Root: SCOPe 2.08

2. Class h: Coiled coil proteins [57942] (7 folds)

3. Fold h.4: Antiparallel coiled-coil [58086] (19 superfamilies) this is not a true fold; contains at least two very long antiparallel helices

4. Superfamily h.4.12: Rad50 coiled-coil Zn hook [75712] (1 family) dimerizes via a CxxC motif in the loop, zinc-hook