Lineage for Family d.4.1.2: Sm endonuclease
- Root: SCOP 1.67
Class d: Alpha and beta proteins (a+b) [53931] (260 folds) 
Fold d.4: His-Me finger endonucleases [54059] (1 superfamily)
core: (alpha)-beta-omega_loop-beta-alpha; embeded in larger different structuresSuperfamily d.4.1: His-Me finger endonucleases [54060] (5 families) 
common motif contains conserved histidine residue and metal-binding siteFamily d.4.1.2: Sm endonuclease [54066] (1 protein)
the core motif is inserted in a six-stranded meander beta-sheet domain
Protein:
Sm endonuclease [54067] (1 species) Species Serratia marcescens [TaxId:615] [54068] (4 PDB entries)
More info for Family d.4.1.2: Sm endonuclease
Timeline for Family d.4.1.2: Sm endonuclease:
- Family d.4.1.2: Sm endonuclease first appeared (with stable ids) in SCOP 1.55
- Family d.4.1.2: Sm endonuclease appears in SCOP 1.65
- Family d.4.1.2: Sm endonuclease appears in SCOP 1.69
- Family d.4.1.2: Sm endonuclease appears in the current release, SCOPe 2.08, called Family d.4.1.2: DNA/RNA non-specific endonuclease