|  | Class d: Alpha and beta proteins (a+b) [53931] (234 folds) | 
|  | Fold d.6: Prion-like [54097] (1 superfamily) beta-alpha-beta-alpha(2); antiparallel beta-ribbon | 
|  | Superfamily d.6.1: Prion-like [54098] (1 family)  | 
|  | Family d.6.1.1: Prion-like [54099] (2 proteins) | 
|  | Prion protein domain [54100] (4 species) | 
|  | Species Cow (Bos taurus) [TaxId:9913] [54104] (4 PDB entries) | 
|  | Species Golden hamster (Mesocricetus auratus) [TaxId:10036] [54102] (1 PDB entry) | 
|  | Species Human (Homo sapiens) [TaxId:9606] [54103] (18 PDB entries) | 
|  | Species Mouse (Mus musculus) [TaxId:10090] [54101] (1 PDB entry) | 
|  | Prion-like protein Doppel [64207] (2 species) | 
|  | Species Human (Homo sapiens) [TaxId:9606] [82572] (1 PDB entry) | 
|  | Species Mouse (Mus musculus) [TaxId:10090] [64208] (1 PDB entry) | 
Timeline for Family d.6.1.1: Prion-like: