Phosphofructokinase-I is activated by all except:: (A) 5'AMP, (B) Fructose 2,6 Bisphosphate, (C) Fructose 6 Phosphate, (D) Citrate
Answer is D. Ans. D. Citrate(Ref: Harper 31/e page 175 Table 19-1)EnzymeInducerRepressorActivatorInhibitorHexokinase Glucagon Glucose 6-phosphateGlucokinaseInsulinGlucagon Phosphofructokinase-1InsulinGlucagon5'AMP, fructose 6-phosphate, fructose 2,6-bisphosphate, Inorganic PhosphateCitrate, ATP, glucagonPyruvate kinaseInsulinGlucagonFructose 1,6-bisphosphate, insulinATP, Alanine, Glucagon, norepinephrine