5. Examine the graphic below and answer the questions about the enzyme we reviewed in lecture. 1.0 0.01 mM Vo АТР Vmax 1 mM ATP 0.5 1 mM ATP + 0.1 mM AMP 1 [Fru-6-P] (mM) 2 A) What enzyme is this? What reaction does it perform? Of what metabolic pathway is this enzyme a part? B) What allosteric regulator, shown on the graph as presented here, is considered to be a homotropic allosteric factor? C) Which allosteric regulator, shown on the graph as presented here, has the greatest influence on this enzyme? Explain the reasoning behind your answer. D) Name a positive allosteric effector of this enzyme NOT shown on the graph as presented here. What is the origin of this positive allosteric effector..that is, where is it coming from? E) Name a negative allosteric effector of this enzyme NOT shown on the graph as presented here. What is the origin of this negative allosteric effector,..that is, where is it coming from? F) Explain how the regulation of this enzyme is tied to the "energy state" of the cell.

5. Examine the graphic below and answer the questions about the enzyme we reviewed in lecture. 1.0 0.01 mM Vo АТР Vmax 1 mM ATP 0.5 1 mM ATP + 0.1 mM AMP 1 [Fru-6-P] (mM) 2 A) What enzyme is this? What reaction does it perform? Of what metabolic pathway is this enzyme a part? B) What allosteric regulator, shown on the graph as presented here, is considered to be a homotropic allosteric factor? C) Which allosteric regulator, shown on the graph as presented here, has the greatest influence on this enzyme? Explain the reasoning behind your answer. D) Name a positive allosteric effector of this enzyme NOT shown on the graph as presented here. What is the origin of this positive allosteric effector..that is, where is it coming from? E) Name a negative allosteric effector of this enzyme NOT shown on the graph as presented here. What is the origin of this negative allosteric effector,..that is, where is it coming from? F) Explain how the regulation of this enzyme is tied to the "energy state" of the cell.

Human Physiology: From Cells to Systems (MindTap Course List)

9th Edition

ISBN:9781285866932

Author:Lauralee Sherwood

Publisher:Lauralee Sherwood

Chapter2: Cell Physiology

Section: Chapter Questions

Problem 2SQE

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