Fraction of protein in a leaf that is RuBisCO

Range <40 %
Organism Plants
Reference Stitt M, Lunn J, Usadel B. Arabidopsis and primary photosynthetic metabolism - more than the icing on the cake. Plant J. 2010 Mar61(6):1067-91. p.1070 right column 3rd paragraphPubMed ID20409279
Primary Source Piques et al., Ribosome and transcript copy numbers, polysome occupancy and enzyme dynamics in Arabidopsis. Mol Syst Biol. 2009 5: 314PubMed ID19888209
Comments RubisCO represents up to 40% of the protein in a leaf, and is present at 10–20 times higher concentrations than the other enzymes in the pathway (primary source), with an active site concentration of about 4 mM.
Entered by Uri M
ID 107430