- Classes: All alpha proteins
 - Folds: BRCA2 tower domain
 - Superfamilies: BRCA2 tower domain
 - Families: BRCA2 tower domain
 
Protein Domains:
- BRCA2 tower domain
- [AB], [AB](A)
 - [AB]
 
 
	* [ ] : Polypeptide  - [AB] : Protein, [ab] : Small peptide
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA
