# photosystem I

> class of protein complexes, the second protein complex in photosynthetic light reactions

**Wikidata**: [Q4339518](https://www.wikidata.org/wiki/Q4339518)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Photosystem_I)  
**Source**: https://4ort.xyz/entity/photosystem-i


## References

1. Gene Ontology release 2019-10-07
2. [Source](ftp://ftp.expasy.org/databases/enzyme/enzyme.dat)
3. Freebase Data Dumps. 2013
4. InterPro release 2019-Nov-12
5. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)