Lineage for Family b.129.1.1: Kis/PemI addiction antidote

1. Root: SCOP 1.73

2. Class b: All beta proteins [48724] (165 folds)

3. Fold b.129: Double-split beta-barrel [89446] (2 superfamilies) pseudobarrel; capped on both ends by alpha-helices

4. Superfamily b.129.1: AbrB/MazE/MraZ-like [89447] (3 families) members of this superfamily are known or predicted to have DNA-binding function

5. Family b.129.1.1: Kis/PemI addiction antidote [89448] (1 protein) forms intertwined homodimer