Lineage for Fold d.3: Cysteine proteinases
- Root: SCOP 1.63
Class d: Alpha and beta proteins (a+b) [53931] (224 folds) 
Fold d.3: Cysteine proteinases [54000] (1 superfamily)
consists of one alpha-helix and 4 strands of antiparallel beta-sheet and contains the catalytic triad Cys-His-Asn
Superfamily:
d.3.1: Cysteine proteinases [54001] (9 families) 
the constitute families differ by insertion into and circular permutation of the common catalytic core made of one alpha-helix and 3-strands of beta-sheet
More info for Fold d.3: Cysteine proteinases
Timeline for Fold d.3: Cysteine proteinases:
- Fold d.3: Cysteine proteinases first appeared (with stable ids) in SCOP 1.55
- Fold d.3: Cysteine proteinases appears in SCOP 1.61
- Fold d.3: Cysteine proteinases appears in SCOP 1.65
- Fold d.3: Cysteine proteinases appears in the current release, SCOPe 2.08