MeSH headings : Basal Metabolism; Calcium / metabolism; Cell Membrane / enzymology; Cell Membrane / metabolism; Cell Respiration; Green Fluorescent Proteins / metabolism; Humans; Inositol 1,4,5-Trisphosphate / metabolism; Lipid Metabolism; Phosphatidylinositol 4,5-Diphosphate / biosynthesis; Plant Proteins / metabolism; Plants, Genetically Modified; Protein Transport; Recombinant Fusion Proteins / metabolism; Subcellular Fractions / metabolism; Tobacco / cytology; Tobacco / enzymology; Tobacco / genetics; Tobacco / metabolism; Tritium

TL;DR: It is demonstrated that PIPK is flux limiting and that this high rate of PI metabolism increased the energy demands in transgenic tobacco cells. (via Semantic Scholar)