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. 1998 Jun 9;95(12):7220–7224. doi: 10.1073/pnas.95.12.7220

Table 1.

Michaelis–Menten kinetic constants of zinc uptake in yeast

Gene Apparent Km, μM Vmax, fmol/min/106 cells
ZIP1 13  ±  2 693  ±  43
ZIP2 2  ±  0.3 107  ±  4
ZIP3 14  ±  2 3528  ±  207