Lineage for Species: Bacteriophage lambda [TaxId: 10710]

1. Root: SCOPe 2.07

2. Class d: Alpha and beta proteins (a+b) [53931] (388 folds)

3. Fold d.323: Phage tail protein-like [143748] (1 superfamily) alpha-beta-X-beta(2)-alpha-beta(2); 2 layers: a/b; mixed beta-sheet: order 12354, strands 1 and 2 are parallel

4. Superfamily d.323.1: Phage tail protein-like [143749] (2 families) Can form ring, tube-like oligomers, where the subunit beta-sheets are joined in a single beta-sheet (or barrel)

5. Family d.323.1.1: Lambda phage gpU-like [143750] (2 proteins) Pfam PF06141

6. Protein Minor tail protein gpU [143751] (1 species)

7. Species Bacteriophage lambda [TaxId:10710] [143752] (1 PDB entry) Uniprot P03732 2-130