Lineage for Family a.4.6.3: Spo0A
- Root: SCOP 1.73
Class a: All alpha proteins [46456] (258 folds) 
Fold a.4: DNA/RNA-binding 3-helical bundle [46688] (14 superfamilies)
core: 3-helices; bundle, closed or partly opened, right-handed twist; up-and down
Superfamily a.4.6: C-terminal effector domain of the bipartite response regulators [46894] (3 families) 
binds to DNA and RNA polymerase; the N-terminal, receiver domain belongs to the CheY family
Family a.4.6.3: Spo0A [46903] (1 protein)
elaborated with additional helices
Protein:
Spo0A [46904] (2 species) Species Bacillus stearothermophilus [TaxId:1422] [46905] (1 PDB entry) 
Species Bacillus subtilis [TaxId:1423] [74692] (1 PDB entry)
More info for Family a.4.6.3: Spo0A
Timeline for Family a.4.6.3: Spo0A:
- Family a.4.6.3: Spo0A first appeared (with stable ids) in SCOP 1.55, called Family a.4.6.3: SpoOA
- Family a.4.6.3: Spo0A appears in SCOP 1.71
- Family a.4.6.3: Spo0A appears in SCOP 1.75
- Family a.4.6.3: Spo0A appears in the current release, SCOPe 2.08