8 - Net ID _ BIOMG 3310 QUIZ 8a 11/10/10

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Net ID ______ BIOMG 3310 QUIZ 8a 11/10/10 1. (5 pts) Consider the enzyme phosphofructokinase-1 (PFK-1) in  liver cells .  In the blanks below, write  R  or  T  if that allosteric state is  promoted, or else  N  for "no effect".  (Do not worry about any "overall influences" of the Citric Acid Cycle, glycolysis, or fatty acid metabolism on  each other.  Just pay attention to the specific control molecules  below). a. increase [glucagon] BLOOD  ____ b. increase activity of ____ protein kinase A c. activate GP ____ phosphatase d. increase [F-2,6-BP] ____ e. increase [AMP] ____ 2. (10 pts) The Citric Acid Cycle is shown on the right. For (a - f) write the number(s) of the step(s) described below. If more than one number fits, write them all. a. _______________ decarboxylation b. _______________ hydration c. _______________ membrane-bound enzyme d. _______________ formation of C - C bond e. _______________ NADH is a product f. ________________ FADH2 is a product 3. (2 pts) Write the overall equation for the reaction that occurs in the Pyruvate Dehydrogenase Complex: 4. (6 pts) Refer to the color projection from the PFK-1 PyMOL assignment. Write in the letter(s) that match the descriptions below. Some descriptions have more than one letter as the answer.
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This note was uploaded on 01/01/2012 for the course BIOMG 3310 taught by Professor Feigenson during the Fall '11 term at Cornell University (Engineering School).

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8 - Net ID _ BIOMG 3310 QUIZ 8a 11/10/10

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