44107a_Q4 - 3 (2 pts). Name the four different molecules...

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Name ______________________________________ Signature _________________________________ BICH 441 February 28, 2007 Quiz 4 NO CALCULATORS! 1 2 O 2 + 2 H + +2 e H 2 O E 0 ' = 0.861 V cytochrome c (Fe 3+ ) + e cytochrome c (Fe 2+ ) E o ' = 0.254 V UQ + 2 H + + 2 e UQH 2 E o ' = 0.060 V FAD + 2 H + + 2 e FADH 2 E o ' = – 0.219 V NAD + + H + +2 e NADH E o ' = – 0.32 V F = 96.5 kJ/V•mol 1 (5 pts). Estimate G°' for the reaction catalyzed by Complex III in the mitochondrial electron transport chain. Show your work. Express your answer in kJ per mole of UQ. 2 (2 pts). Write the reaction catalyzed by Complex IV of the mitochondrial electron transport chain.
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Unformatted text preview: 3 (2 pts). Name the four different molecules that actually cross the inner mitochondrial membrane in the malate-aspartate shuttle. 4 (2 pt). Name the enzyme that generates NADH in the mitochondrial matrix in the malate-aspartate shuttle. 5 (4 pts). Answer the following questions concerning F 1 F ATP synthase. a. How many protons are translocated for each 360° rotation of the enzyme? b. How many different conformations can each αβ dimer adopt? c. On which side of the inner mitochondrial membrane are the αβ dimers located? d. How many protons are translocated for each ATP made?...
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This note was uploaded on 03/27/2010 for the course BICH 441 taught by Professor Staff during the Spring '08 term at Texas A&M.

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