- Classes: Low resolution protein structures
 - Folds: Photosystems
 - Superfamilies: Photosystems
 - Families: Photosystems
 
Protein Domains:
- Photosynthetic reaction center and core antenna system (trimeric)
- ---
 
 - Plant photosystem I
- [A]
 
 - RC-LH1 core complex
- ---
 
 
	* [ ] : Polypeptide  - [AB] : Protein, [ab] : Small peptide
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA
* ( ) : Nucleic acid - (AB) : DNA, (ab) : RNA
