Root: scop

Classes:

1. All alpha proteins [46456] (4)
   1. Globin-like [46457] (1)
   2. DNA/RNA-binding 3-helical bundle [46688] (1)
   3. Thermolysin-like metalloproteases, C-terminal domain [47900] (1)
   4. Pleiotropic regulator of virulence genes, SarA [48289] (1)
2. All beta proteins [48724] (8)
   1. Immunoglobulin-like beta-sandwich [48725] (1)
   2. Cupredoxins [49502] (1)
   3. PNGase F-like [49741] (2)
   4. Segmented RNA-genome viruses' proteins [49817] (1)
   5. OB-fold [50198] (1)
   6. Reductase/isomerase/elongation factor common domain [50412] (1)
   7. Single-stranded right-handed beta-helix [51125] (1)
   8. Double-stranded beta-helix [51181] (1)
3. Alpha and beta proteins (a/b) [51349] (6)
   Mainly parallel beta sheets (beta-alpha-beta units)
   1. Flavodoxin-like [52171] (1)
   2. P-loop containing nucleotide triphosphate hydrolases [52539] (1)
   3. (Phosphotyrosine protein) phosphatases II [52798] (1)
   4. alpha/beta-Hydrolases [53473] (1)
   5. Ribokinase-like [53612] (1)
   6. Thiolase-like [53900] (1)
4. Alpha and beta proteins (a+b) [53931] (5)
   Mainly antiparallel beta sheets (segregated alpha and beta regions)
   1. Elongation factor Ts (EF-Ts), dimerisation domain [54712] (1)
   2. Zincin-like [55485] (1)
   3. Mitochondrial processing peptidase, MPP [55993] (1)
   4. 4'-Phosphopantetheinyl transferase SFP [56213] (1)
   5. Fumarylacetoacetate hydrolase, FAH [56528] (1)
5. Multi-domain proteins (alpha and beta) [56572] (0)
   Folds consisting of two or more domains belonging to different classes
6. Membrane and cell surface proteins and peptides [56835] (1)
   Does not include proteins in the immune system
   1. Membrane all-alpha [56868] (1)
7. Small proteins [56992] (4)
   Usually dominated by metal ligand, heme, and/or disulfide bridges
   1. Defensin-like [57391] (1)
   2. Kringle-like [57439] (1)
   3. Cystine-knot cytokines [57500] (1)
   4. Rubredoxin-like [57769] (1)
8. Coiled coil proteins [57942] (0)
   Not a true class
9. Low resolution protein structures [58117] (0)
   Not a true class
10. Peptides [58231] (0)
    Peptides and fragments. Not a true class
11. Designed proteins [58788] (0)
    Experimental structures of proteins with essentially non-natural sequences. Not a true class
12. Non-protein [0] (0)
    PDB entries which are theoretical models, nucleic acids, or other non-proteins