- Classes: Alpha and beta proteins (a/b)
 - Folds: Adenine nucleotide alpha hydrolase-like
 - Superfamilies: Adenine nucleotide alpha hydrolases-like
 - Families: ETFP subunits
 
Protein Domains:
- Large, alpha subunit of electron transfer flavoprotein ETFP, N-terminal domain
- [A4BC], [AB]
 - [AB]
 
 - Small, beta subunit of electron transfer flavoprotein ETFP
- [A4BC], [AB]
 - [AB]
 
 - automated matches
- [A4BC], [AB]
 
 
	* [ ] : Polypeptide  - [AB] : Protein, [ab] : Small peptide
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA
