Updated BioCyc iOS App now
available in iTunes store
Updated BioCyc iOS App now
available in iTunes store
Updated BioCyc iOS App now
available in iTunes store
Updated BioCyc iOS App now
available in iTunes store
Updated BioCyc iOS App now
available in iTunes store
twitter

MetaCyc Reaction: 1.97.1.12

Superclasses: Reactions Classified By Conversion TypeSimple ReactionsChemical ReactionsComposite ReactionsElectron-Transfer-Reactions
Reactions Classified By Conversion TypeSimple ReactionsChemical ReactionsProtein-Modification Reactions
Reactions Classified By SubstrateMacromolecule ReactionsProtein-ReactionsProtein-Modification Reactions

EC Number: 1.97.1.12

Enzymes and Genes:

Arabidopsis thaliana col: photosystem ITraceable author statement to experimental support: PsaO, PsaG, PsaK, PsaF, PsaH1, PsaL, PsaN, psaE2, psaC, psaD1, psaA, psaB
Chlamydomonas reinhardtii: Photosystem I iron-sulfur centerInferred from experiment: psaC
photosystem ITraceable author statement to experimental support: PsaO, PsaN, PsaL, PsaK, psaJ, PsaI, PsaH, PsaG, PsaF, PsaE, PsaD, psaC, psaB, psaA
Synechococcus elongatus PCC 7942: photosystem ITraceable author statement to experimental support: psaL, psaK, psaJ, psaI, psaF, psaE, psaD, psaC, psaA, psaB
Synechocystis sp. PCC 6803: photosystem IInferred from experiment: psaK2, psaM, psaL, psaK1, psaJ, psaL, psaF, psaE, psaD, psaC, psaA, psaB

In Pathway: photosynthesis light reactions

Transport reaction diagram

Reaction Locations: chloroplast thylakoid membrane

The direction shown, i.e. which substrates are on the left and right sides, is in accordance with the Enzyme Commission system.

Mass balance status: Balance undetermined; a substrate lacks a chemical formula

Enzyme Commission Primary Name: photosystem I

Enzyme Commission Summary:
Contains chlorophyll, phylloquinones, carotenoids and [4Fe-4S] clusters. Cytochrome c6 can act as an alternative electron donor, and flavodoxin as an alternative acceptor in some species.

Citations: [Takabe91, vanThor99, Chitnis01, Amunts10]

Gene-Reaction Schematic

Gene-Reaction Schematic

Relationship Links: BRENDA:EC:1.97.1.12, ENZYME:EC:1.97.1.12, IUBMB-ExplorEnz:EC:1.97.1.12

Credits:
Created 14-Apr-2014 by Krummenacker M, SRI International


References

Amunts10: Amunts A, Toporik H, Borovikova A, Nelson N (2010). "Structure determination and improved model of plant photosystem I." J Biol Chem 285(5);3478-86. PMID: 19923216

Chitnis01: Chitnis PR (2001). "PHOTOSYSTEM I: Function and Physiology." Annu Rev Plant Physiol Plant Mol Biol 52;593-626. PMID: 11337410

Takabe91: Takabe T, Iwasaki Y, Hibino T, Ando T (1991). "Subunit composition of Photosystem I complex that catalyzes light-dependent transfer of electrons from plastocyanin to ferredoxin." J Biochem 110(4);622-7. PMID: 1778985

vanThor99: van Thor JJ, Geerlings TH, Matthijs HC, Hellingwerf KJ (1999). "Kinetic evidence for the PsaE-dependent transient ternary complex photosystem I/Ferredoxin/Ferredoxin:NADP(+) reductase in a cyanobacterium." Biochemistry 38(39);12735-46. PMID: 10504244


Report Errors or Provide Feedback
Please cite the following article in publications resulting from the use of MetaCyc: Caspi et al, Nucleic Acids Research 42:D459-D471 2014
Page generated by Pathway Tools version 19.5 (software by SRI International) on Sun Feb 7, 2016, biocyc14.