A large multisubunit protein complex that is found in the THYLAKOID MEMBRANE. It uses light energy derived from LIGHT-HARVESTING PROTEIN COMPLEXES to drive electron transfer reactions that result in either the reduction of NADP to NADPH or the transport of PROTONS across the membrane.
Entry Term(s)
Photosystem I
Photosystem I Reaction Center
Previous Indexing
Chlorophyll (1966-1990)
Photosynthetic Reaction Center Complex Proteins (1991-2003)
Plant Proteins (1966-1990)
Public MeSH Note
2004; for PHOTOSYSTEM I REACTION CENTER see PHOTOSYNTHETIC REACTION CENTER, PLANT 1991-2003
History Note
2004; for PHOTOSYSTEM I REACTION CENTER use PHOTOSYNTHETIC REACTION CENTER COMPLEX PROTEINS 1991-2003
A large multisubunit protein complex that is found in the THYLAKOID MEMBRANE. It uses light energy derived from LIGHT-HARVESTING PROTEIN COMPLEXES to drive electron transfer reactions that result in either the reduction of NADP to NADPH or the transport of PROTONS across the membrane.