Lineage for Family b.1.18.11: Arrestin
- Root: SCOP 1.71
Class b: All beta proteins [48724] (149 folds) 
Fold b.1: Immunoglobulin-like beta-sandwich [48725] (25 superfamilies)
sandwich; 7 strands in 2 sheets; greek-key
some members of the fold have additional strands
Superfamily b.1.18: E set domains [81296] (18 families) 
"Early" Ig-like fold families possibly related to the immunoglobulin and/or fibronectin type III superfamilies
Family b.1.18.11: Arrestin [81291] (1 protein)
Protein:
Arrestin [49244] (2 species)
duplication: contains tandem repeat of two elaborated Ig-like domains contacting each other head-to-headSpecies Cow (Bos taurus), beta-arrestin 1 [TaxId:9913] [69169] (3 PDB entries) 
Species Cow (Bos taurus), visual arrestin [TaxId:9913] [49245] (2 PDB entries)
More info for Family b.1.18.11: Arrestin
Timeline for Family b.1.18.11: Arrestin:
- Family b.1.18.11: Arrestin first appeared in SCOP 1.63
- Family b.1.18.11: Arrestin appears in SCOP 1.69
- Family b.1.18.11: Arrestin appears in SCOP 1.73
- Family b.1.18.11: Arrestin appears in the current release, SCOPe 2.08, called Family b.1.18.11: Arrestin/Vps26-like