PFK-1 is inhibited by:: (A) Insulin, (B) Citrate, (C) Glucose-6-phosphate, (D) AMP
Answer is B. PFK-1 (Phosphofructokinase-1) is the rate limiting enzyme of Glycolysis. Allosteric activators AMP ADP K+ Phosphate Fructose 2,6-bisphosphate Allosteric inhibitors ATP Citrate Ca ++ Mg ++ Low pH