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. 2004 May;186(9):2532–2539. doi: 10.1128/JB.186.9.2532-2539.2004

TABLE 4.

Kinetic parameters for ATPase activity of O. sagaranensis Uca

Substrate Vmax (μmol mg−1 min−1) Km (mM) kcat (s−1) kcat/Km (s−1 mM−1)
Urea 21.2 ± 0.5 7.17 ± 0.41 44.2 ± 1.0 6.16
Acetamide 19.3 ± 0.4 126 ± 7 40.3 ± 0.8 0.32
Formamide 8.06 ± 0.52 56.5 ± 7.7 16.8 ± 1.1 0.30