Lineage for Family a.102.4.2: Terpene synthases
- Root: SCOP 1.67
Class a: All alpha proteins [46456] (202 folds) 
Fold a.102: alpha/alpha toroid [48207] (5 superfamilies)
multihelical; up to seven alpha-hairpins are arranged in closed circular array; there may be sequence similarities between different superfamilies
Superfamily a.102.4: Terpenoid cyclases/Protein prenyltransferases [48239] (4 families) 
Family a.102.4.2: Terpene synthases [48243] (1 protein)
consists of two toroid domains: one of six and one of five hairpins
Protein:
Squalene-hopene cyclase [48244] (1 species) Species Alicyclobacillus acidocaldarius [TaxId:405212] [48245] (16 PDB entries)
More info for Family a.102.4.2: Terpene synthases
Timeline for Family a.102.4.2: Terpene synthases:
- Family a.102.4.2: Terpene synthases first appeared (with stable ids) in SCOP 1.55, called Family a.102.4.2: Terpene syntases
- Family a.102.4.2: Terpene synthases appears in SCOP 1.65
- Family a.102.4.2: Terpene synthases appears in SCOP 1.69
- Family a.102.4.2: Terpene synthases appears in the current release, SCOPe 2.08