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. 2006 Feb;72(2):981–985. doi: 10.1128/AEM.72.2.981-985.2006

TABLE 2.

Kinetic parameters of A. tumefaciens d-psicose 3-epimerase for hexoketoses

Ketose kcat (min−1) Km (mM) kcat/Km (mM−1 min−1)
d-Psicose 2,381 ± 22 12 ± 0.11 205 ± 2.67
d-Tagatose 270 ± 3 762 ± 4.3 0.35 ± 0.004
d-Fructose 2,068 ± 28 24 ± 0.15 85 ± 1.27
d-Sorbose 1.6 ± 0.1 65 ± 0.52 0.03 ± 0.002