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. 2006 Mar 15;395(Pt 1):211–221. doi: 10.1042/BJ20051657

Table 1. Kinetics parameters of sPPases from photosynthetic eukaryotes.

*Data for comparison, from [32].

Values
Organism… Ch. reinhardtii O. danica E. gracilis Cy. paradoxa Cn. caldarium Sp. oleracea S. cerevisiae*
Kinetic parameter sPPaseI sPPaseII
Km (μM) 10.5 65.2 29.2 32.4 32.4 10.5 29.4 1.5
kcat (s−1) 314.6 334.6 204.5 280.0 208.5 184.5 102.5 197.0
kcat/Km 30.0 5.1 7.1 8.6 6.4 17.6 3.5 131.3