Table 2. [3H]Ouabain-bound and maximal turnover rates of outward current produced by wild-type pumps with 3 mM K+o in NMG+o (t/oout) or of inward currents produced by mutant pumps (t/oin) in Na+o without K+o, measured at −50 mV
Mutantn[3H]Ouabaint/oout (s−1)t/oin (s−1)
3 K+oNa+o
fmol
Wild type17146 ± 1332.0 ± 1.5
L104R14317 ± 3222.8 ± 1.9
V332G12220 ± 963.4 ± 6.2
delF100-L104462.4 ± 4.7522 ± 120
EETA963S10314 ± 1919.7 ± 1.5

n, number of oocytes.