Lineage for Species: Bacillus subtilis [TaxId: 1423]
- Root: SCOP 1.73
Class c: Alpha and beta proteins (a/b) [51349] (141 folds) 
Fold c.66: S-adenosyl-L-methionine-dependent methyltransferases [53334] (1 superfamily)
core: 3 layers, a/b/a; mixed beta-sheet of 7 strands, order 3214576; strand 7 is antiparallel to the restSuperfamily c.66.1: S-adenosyl-L-methionine-dependent methyltransferases [53335] (52 families) 
Family c.66.1.17: Spermidine synthase [69557] (2 proteins)
contains additional N-terminal tetramerisation all-beta domain, res. 1-71Protein Spermidine synthase [69558] (6 species)
polyamine aminopropyltransferase
Species Bacillus subtilis [TaxId:1423] [82478] (1 PDB entry)
PDB entry in Species: Bacillus subtilis [TaxId: 1423]:
- Domain(s) for 1iy9:
Domain d1iy9a_: 1iy9 A: [76943] 
Domain d1iy9b_: 1iy9 B: [76944] 
Domain d1iy9c_: 1iy9 C: [76945] 
Domain d1iy9d_: 1iy9 D: [76946]
CASP5
More info for Species Bacillus subtilis [TaxId:1423] from c.66.1.17 Spermidine synthase
Timeline for Species Bacillus subtilis [TaxId:1423] from c.66.1.17 Spermidine synthase:
- Species Bacillus subtilis [TaxId:1423] from c.66.1.17 Spermidine synthase first appeared in SCOP 1.63
- Species Bacillus subtilis [TaxId:1423] from c.66.1.17 Spermidine synthase appears in SCOP 1.71
- Species Bacillus subtilis [TaxId:1423] from c.66.1.17 Spermidine synthase appears in SCOP 1.75
- Species Bacillus subtilis [TaxId:1423] from c.66.1.17 Spermidine synthase appears in the current release, SCOPe 2.08