Influence of K+ on the Coupling Between ATP Hydrolysis and Proton Transport by the Plasma Membrane H+-ATPase from Soybean Hypocotyls Redox System of Plasma Membrane with Glutathione as an Electron Donor Changes in Inhibitory Effect of Vanadate on the Plasma Membrane H+-ATPase Under Trypsin Treatment Effect of Lysophosphatidylcholine on ATP and ρ-Nitrophenyl Phosphate Hydrolysis by the Plasma Membrane H+-ATPase from Soybean Hypocotyls