Lineage for Family d.166.1.6: BC2332-like

1. Root: SCOPe 2.08

2. Class d: Alpha and beta proteins (a+b) [53931] (396 folds)

3. Fold d.166: ADP-ribosylation [56398] (1 superfamily) unusual fold

4. Superfamily d.166.1: ADP-ribosylation [56399] (8 families)

5. Family d.166.1.6: BC2332-like [143947] (1 protein) minimized common structural core with two large, mainly helical insertions on one side forming dimerization "domain"