Family: TnsA endonuclease, C-terminal domain

Lineage:

1. Root: scop
2. Class: All alpha proteins
3. Fold: DNA/RNA-binding 3-helical bundle
   core: 3-helices; bundle, closed or partly opened, right-handed twist; up-and down
4. Superfamily: TnsA endonuclease, C-terminal domain
   contains extra structures at both N- and C-termini
5. Family: TnsA endonuclease, C-terminal domain

Protein Domains:

1. TnsA endonuclease, C-terminal domain
   1. Escherichia coli (1)
      1. 1f1z
         complexed with cl, mg
         1. region a:169-267
         2. region b:169-267