Problem 1. At the given temperature, experimental data for enzyme-catalyzed reaction rates were obtained as follows. Answer the following questions. The initially added enzyme concentration, [E.], was 2 mol/L. The reaction rates in the absence and the presence of an inhibitor were measured. The concentration of the inhibitor was 0.5 mol/L. [S] (mol/L) v (no inhibitor) (mol/L-min) v (inhibitor presence) (mol/L.min) 0.1 3.7 0.05 3.0 0.03 2.5 0.015 1.8 0.005 0.7 1.3 1.2 1.1 0.9 0.5 a. Calculate the values of Km and Vm in the absence of the inhibitor. b. Calculate the value of K₁ in the presence of the inhibitor. c. Draw the catalytic mechanism of the reaction in the presence of the inhibitor. d. Identify the type of inhibitor.
Problem 1. At the given temperature, experimental data for enzyme-catalyzed reaction rates were obtained as follows. Answer the following questions. The initially added enzyme concentration, [E.], was 2 mol/L. The reaction rates in the absence and the presence of an inhibitor were measured. The concentration of the inhibitor was 0.5 mol/L. [S] (mol/L) v (no inhibitor) (mol/L-min) v (inhibitor presence) (mol/L.min) 0.1 3.7 0.05 3.0 0.03 2.5 0.015 1.8 0.005 0.7 1.3 1.2 1.1 0.9 0.5 a. Calculate the values of Km and Vm in the absence of the inhibitor. b. Calculate the value of K₁ in the presence of the inhibitor. c. Draw the catalytic mechanism of the reaction in the presence of the inhibitor. d. Identify the type of inhibitor.
Chapter30: Kinetic Methods Of Analysis
Section: Chapter Questions
Problem 30.15QAP
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![Problem 1.
At the given temperature, experimental data for enzyme-catalyzed reaction rates were obtained as follows. Answer
the following questions. The initially added enzyme concentration, [E.], was 2 mol/L. The reaction rates in the
absence and the presence of an inhibitor were measured. The concentration of the inhibitor was 0.5 mol/L.
[S]
(mol/L)
v (no inhibitor)
(mol/L-min)
v (inhibitor presence)
(mol/L.min)
0.1
3.7
0.05
3.0
0.03
2.5
0.015
1.8
0.005
0.7
1.3
1.2
1.1
0.9
0.5
a. Calculate the values of Km and Vm in the absence of the inhibitor.
b. Calculate the value of K₁ in the presence of the inhibitor.
c. Draw the catalytic mechanism of the reaction in the presence of the inhibitor.
d. Identify the type of inhibitor.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7e451c23-4e01-4579-b1b5-f950a616c140%2Fe30c350e-166b-4feb-8197-6f2bd877e770%2F6nj7y6_processed.png&w=3840&q=75)
Transcribed Image Text:Problem 1.
At the given temperature, experimental data for enzyme-catalyzed reaction rates were obtained as follows. Answer
the following questions. The initially added enzyme concentration, [E.], was 2 mol/L. The reaction rates in the
absence and the presence of an inhibitor were measured. The concentration of the inhibitor was 0.5 mol/L.
[S]
(mol/L)
v (no inhibitor)
(mol/L-min)
v (inhibitor presence)
(mol/L.min)
0.1
3.7
0.05
3.0
0.03
2.5
0.015
1.8
0.005
0.7
1.3
1.2
1.1
0.9
0.5
a. Calculate the values of Km and Vm in the absence of the inhibitor.
b. Calculate the value of K₁ in the presence of the inhibitor.
c. Draw the catalytic mechanism of the reaction in the presence of the inhibitor.
d. Identify the type of inhibitor.
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