Superfamily: lambda integrase-like, N-terminal domain

Lineage:

1. Root: scop
2. Class: All alpha proteins
3. Fold: SAM domain-like
   4-5 helices; bundle of two orthogonally packed alpha-hairpins; involved in the interactions with DNA and proteins
4. Superfamily: lambda integrase-like, N-terminal domain

Families:

1. lambda integrase-like, N-terminal domain (3)
   1. Cre recombinase
      1. Bacteriophage P1 (5)
   2. Recombinase XerD
      1. Escherichia coli (1)
   3. Flp recombinase
      1. Baker's yeast (Saccharomyces cerevisiae) (1)