- Classes: All alpha proteins
- Folds: Transcription factor IIA (TFIIA), alpha-helical domain
- Superfamilies: Transcription factor IIA (TFIIA), alpha-helical domain
- Families: Transcription factor IIA (TFIIA), alpha-helical domain
Protein Domains:
- Large chain TOA1, N-terminal domain
- [ABCD](AB)
- [ABCD](AB)
- Small chain TOA2, N-terminal domain
- [ABC](AB), [ABCD](AB)
- [ABCD](AB)
* [ ] : Polypeptide - [AB] : Protein, [ab] : Small peptide
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA