Lineage for Superfamily b.42.3: Agglutinin

1. Root: SCOPe 2.01

2. Class b: All beta proteins [48724] (174 folds)

3. Fold b.42: beta-Trefoil [50352] (8 superfamilies) barrel, closed; n=6, S=12; and a hairpin triplet; meander duplication: has internal pseudo threefold symmetry

4. Superfamily b.42.3: Agglutinin [50382] (1 family) this superfamily is distinct from the ricin B-like lectin superfamily