Chemistry 340 Quiz 13
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1-2. Answer with (C) cyt c (Fe2+); (D) cyt c (3+); (F) FADH2; (G) FAD; (H) H2; (I) O2;
(N) NADH; (O) NAD+;   (Q) QH2; (R) Q; (S) succinate; (T) fumarate.

The whole reaction catalyzed by Complex I is                    +                 →               +               .
You do not need to balance the equation.

3-4. Write the total number of H+ moved N → P by the specified complex only.

             Complex II oxidizes 4 succinate.

            Complex IV oxidizes 4 cyt c (Fe2+).

5-7. Answer with the appropriate part or conformation of ATP synthase: Fo or F1; subunits a, β, or c; conformations L, O, or T.     Use a choice only once.

8-10. This is a substrate in the citric acid cycle. Draw the product.

        the subunit with the active site

        the conformation that releases ATP

Enzyme name:

       the part of ATP synthase that makes ATP

Coenzyme produced:

1-2. Answer with (C) cyt c (Fe2+); (D) cyt c (Fe3+); (F) FADH2; (G) FAD; (H) H2; (I) O2;
(N) NADH; (O) NAD+;   (Q) QH2; (R) Q; (S) succinate; (T) fumarate.

The whole reaction catalyzed by Complex II is                   +                 →               +               .
You do not need to balance the equation.

3-4. Write the total number of H+ moved N → P by the specified complex only.

             Complex I oxidizes 4 NADH.

            Complex III completely oxidizes 2 QH2.

5-7. Answer with the appropriate part or conformation of ATP synthase: Fo or F1; subunits a, β, or c; conformations L, O, or T.     Use a choice only once.

8-10. This is a substrate in the citric acid cycle. Draw the product.

       There are 3 subunits/ATP synthase

        the subunit with a half channel open to the P side

Enzyme name:

       the conformation that forms the ADP-P bond

Coenzyme produced:

1-2. Answer with (C) cyt c (Fe2+); (D) cyt c (Fe3+); (F) FADH2; (G) FAD; (H) H2; (I) O2;
(N) NADH; (O) NAD+;   (Q) QH2; (R) Q; (S) succinate; (T) fumarate.

The whole reaction catalyzed by Complex III is                  +                 →               +               .
You do not need to balance the equation.

3-4. Write the total number of H+ moved N → P by the specified complex only.

         Complex I oxidizes 5 NADH.

         Complex IV oxidizes 6 cyt c (Fe2+).

5-7. Answer with the appropriate part or conformation of ATP synthase: Fo or F1; subunits a, β, or c; conformations L, O, or T.        Use a choice only once.

8-10. This is a substrate in the citric acid cycle. Draw the product.

         the subunit with Asp

 

Enzyme name:

         the conformation that binds ADP

         part of ATP synthase that transports
          H+

Coenzyme produced:

1-2. Answer with (C) cyt c (Fe2+); (D) cyt c (Fe3+); (F) FADH2; (G) FAD; (H) H2; (I) O2;
(N) NADH; (O) NAD+;   (Q) QH2; (R) Q; (S) succinate; (T) fumarate.

The whole reaction catalyzed by Complex IV is                 +                 →               +               .
You do not need to balance the equation.

3-4. Write the total number of H+ moved N → P by the specified complex only.

             Complex II oxidizes 4 succinate.

            Complex III completely oxidizes 3 QH2.

5-7. Answer with the appropriate part or conformation of ATP synthase: Fo or F1; subunits a, β, or c; conformations L, O, or T.     Use a choice only once.

8-10. This is a substrate in the citric acid cycle. Draw the product.

        the conformation that forms the ADP-P bond

        1 ATP synthase has ∼ 10 subunits

Enzyme name:

       the part of ATP synthase that is in the matrix

Coenzyme produced:

 

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