| Class a: All alpha proteins [46456] (226 folds) | 
| Fold a.60: SAM domain-like [47768] (14 superfamilies) 4-5 helices; bundle of two orthogonally packed alpha-hairpins; involved in the interactions with DNA and proteins  | 
Superfamily a.60.9: lambda integrase-like, N-terminal domain [47823] (1 family) ![]()  | 
| Family a.60.9.1: lambda integrase-like, N-terminal domain [47824] (3 proteins) | 
| Cre recombinase [47825] (1 species) | 
| Species Bacteriophage P1 [TaxId:10678] [47826] (18 PDB entries) | 
| Flp recombinase [47829] (1 species) | 
| Species Baker's yeast (Saccharomyces cerevisiae) [TaxId:4932] [47830] (3 PDB entries) | 
| Recombinase XerD [47827] (1 species) | 
| Species Escherichia coli [TaxId:562] [47828] (1 PDB entry) | 
Timeline for Family a.60.9.1: lambda integrase-like, N-terminal domain: