The D204N or D204C mutation promotes phlorizin - sensitive H currents that are 10x greater than Na currents .
The glucose : H stoichiometry is then as great as 1 : 145 .
The D204N or D204C mutation promotes phlorizin - sensitive H currents that are 10x greater than Na currents , and the glucose : H stoichiometry is then as great as 1 : 145 .