Kcat of RuBisCO

Value 3 Sec^-1
Organism Unspecified
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 Tcherkez, GG., Farquhar, GD., Andrews,TJ. Despite slow catalysis and confused substrate specificity, all ribulose bisphosphate carboxylases may be nearly perfectly optimized. PNAS 2006. 103(19):7246-7251PubMed ID16641091
Comments RubisCO has a remarkably low kcat (3 sec^-1), for reasons that are interwoven with the reaction mechanism of this unique enzyme (primary source).
Entered by Uri M
ID 107429