[a4]
Classes:
- All alpha proteins0
- All beta proteins0
- Alpha and beta proteins (a+b)0
- Alpha and beta proteins (a/b)0
- Artifacts0
- Coiled coil proteins0
- 4
- Low resolution protein structures0
- Membrane and cell surface proteins and peptides0
- Multi-domain proteins (alpha and beta)0
- 69
- 5
- 1
* Number of PDB entries of each Class
