Class d: Alpha and beta proteins (a+b) [53931] (376 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 |
d.3.1: Cysteine proteinases [54001] (23 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 |
Timeline for Fold d.3: Cysteine proteinases: