Number of Protein Chains:2
- Classes: All beta proteins
 - Folds: E2 regulatory, transactivation domain
 - Superfamilies: E2 regulatory, transactivation domain
 - Families: E2 regulatory, transactivation domain
 
Protein Domains:
- E2 regulatory, transactivation domain
 
	* [ ] : Polypeptide  - [AB] : Protein, [ab] : Small peptide
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA
	
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA
