SCOP Hierarchy

Class Folds Superfamilies Families
All alpha proteins 284 507 871
All beta proteins 174 354 742
Alpha and beta proteins (a/b) 147 244 803
Alpha and beta proteins (a+b) 376 552 1055
Multi-domain proteins (alpha and beta) 66 66 89
Membrane and cell surface proteins and peptides 58 110 123
Small proteins 90 129 219
Coiled coil proteins 7 58 62
Low resolution protein structures 26 26 28
Peptides 121 133 156
Designed proteins 44 44 46