- Classes: Alpha and beta proteins (a+b)
- Folds: SARS receptor-binding domain-like
- Superfamilies: SARS receptor-binding domain-like
- Families: SARS receptor-binding domain-like
Protein Domains:
- Spike protein S1
- [AB]
- [A3]
- [AB], [ABC], [A2], [A2B2]
- [ABC]
- [AB], [ABC], [A2B2C2], [ABCD], [ABCDE], [ABCDEFG], [ABCDEF], [ABCDEFGH]
* [ ] : Polypeptide - [AB] : Protein, [ab] : Small peptide
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA