Lineage for Superfamily b.121.6: Group I dsDNA viruses

1. Root: SCOP 1.69

2. Class b: All beta proteins [48724] (144 folds)

3. Fold b.121: Nucleoplasmin-like/VP (viral coat and capsid proteins) [88632] (7 superfamilies) sandwich; 8 strands in 2 sheets; jelly-roll; some members can have additional 1-2 strands characteristic interaction between the domains of this fold allows the formation of five-fold and pseudo six-fold assemblies

4. Superfamily b.121.6: Group I dsDNA viruses [88648] (1 family)