Lineage for Protein: T4 RNase H
- Root: SCOP 1.69
Class c: Alpha and beta proteins (a/b) [51349] (136 folds) 
Fold c.120: PIN domain-like [88722] (1 superfamily)
3 layers, a/b/a; core: parallel beta-sheet of 5 strands, order 32145Superfamily c.120.1: PIN domain-like [88723] (2 families) 
Family c.120.1.2: 5' to 3' exonuclease catalytic domain [53045] (4 proteins)
contains an alpha-helical arch and additional strand 6 antiparallel to the rest; strand order 321456; similarity to the resolvase-like fold
Protein T4 RNase H [53046] (1 species)
Species:
Bacteriophage T4 [TaxId:10665] [53047] (1 PDB entry) - Domain for 1tfr:
Domain d1tfr_2: 1tfr 12-180 [33351]
Other proteins in same PDB: d1tfr_1
- Domain for 1tfr:
More info for Protein T4 RNase H from c.120.1.2: 5' to 3' exonuclease catalytic domain
Timeline for Protein T4 RNase H from c.120.1.2: 5' to 3' exonuclease catalytic domain:
- Protein T4 RNase H from c.120.1.2: 5' to 3' exonuclease catalytic domain first appeared (with stable ids) in SCOP 1.55, called Protein T4 RNase H from c.53.1.2: 5' to 3' exonuclease
- Protein T4 RNase H from c.120.1.2: 5' to 3' exonuclease catalytic domain appears in SCOP 1.67
- Protein T4 RNase H from c.120.1.2: 5' to 3' exonuclease catalytic domain appears in SCOP 1.71
- Protein T4 RNase H from c.120.1.2: 5' to 3' exonuclease catalytic domain appears in the current release, SCOPe 2.08