8K-108 - Net ID _KEY A BIOBM3310 QUIZ 8a 11/12/08 1. (5...

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Net ID _KEY A BIOBM3310 QUIZ 8a 11/12/08 1. (5 pts) In liver cells consider the enzyme phosphofructokinase-1 (PFK-1). 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 control molecules below). a. increase [ATP] _ T _ b. activate activity of _ T __ protein kinase A c. activate GP _ N _ phosphatase d. increase [F-2,6-BP]_ R _ e. increase [AMP] _ R _ 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. ___ 3, 4 ___ decarboxylation b. __ 2b, 7 ___ hydration c. __ 6 ___ membrane-bound enzyme d. __ 1 __ formation of C - C bond e. __ 3, 4, 8 __ NADH is a product f. __ 6 ___ FADH2 is a product 3. (2 pts) Write the overall equation for the reaction that occurs in the Pyruvate Dehydrogenase Complex: Pyruvate + CoA + NAD+ Acetyl-CoA + CO2 + NADH 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. F6P _
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This note was uploaded on 09/19/2010 for the course BIOBM 3310 taught by Professor Feigenson,gw during the Fall '07 term at Cornell University (Engineering School).

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8K-108 - Net ID _KEY A BIOBM3310 QUIZ 8a 11/12/08 1. (5...

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