- Classes: Designed proteins
 - Folds: Beta-sheet designs
 - Superfamilies: Beta-sheet designs
 - Families: Beta-sheet designs
 
Protein Domains:
- B4dimer
- [A2]
 
 - Betacore
- [ab]
 
 
	* [ ] : Polypeptide  - [AB] : Protein, [ab] : Small peptide
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA
