Lineage for Family a.74.1.2: Transcription factor IIB (TFIIB), core domain
- Root: SCOP 1.69
Class a: All alpha proteins [46456] (218 folds) 
Fold a.74: Cyclin-like [47953] (1 superfamily)
core: 5 helices; one helix is surrounded by the othersSuperfamily a.74.1: Cyclin-like [47954] (3 families) 
duplication: consists of two domains of this fold
Family a.74.1.2: Transcription factor IIB (TFIIB), core domain [47965] (1 protein)
Protein:
Transcription factor IIB (TFIIB), core domain [47966] (2 species) Species Archaeon Pyrococcus woesei [TaxId:2262] [47968] (2 PDB entries) 
Species Human (Homo sapiens) [TaxId:9606] [47967] (3 PDB entries)
More info for Family a.74.1.2: Transcription factor IIB (TFIIB), core domain
Timeline for Family a.74.1.2: Transcription factor IIB (TFIIB), core domain:
- Family a.74.1.2: Transcription factor IIB (TFIIB), core domain first appeared (with stable ids) in SCOP 1.55
- Family a.74.1.2: Transcription factor IIB (TFIIB), core domain appears in SCOP 1.67
- Family a.74.1.2: Transcription factor IIB (TFIIB), core domain appears in SCOP 1.71
- Family a.74.1.2: Transcription factor IIB (TFIIB), core domain appears in the current release, SCOPe 2.08