An enzyme with concentration of 3.0 uM is added to a flask containing 125 uM of substrate. Youknow the Km is equal to 0.054 mM, and has a Vmax of 1.4 uM/s. What is the observed velocity?O 0.98 uM/s0.074 uM/sO 5.2 um/s1.4 uM/s

The observed velocity (Vo) in enzyme kinetics denotes the initial rate of an enzyme-catalyzed…

Answered: An enzyme with concentration of 3.0 uM…

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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Acetazolamide is a drug which inhibits carbonic anhydrase. Carbonic anhydrase participates in regulation of the pH and bicarbonate content of a number of body fluids. Figure 2 shows the experimental curve of initial reaction velocity (as percentage of Vma) versus [S] (concentration) for the carbonic anhydrase reaction. The graph also shows the curve in the presence of acetazolamide. 100 No inhibitor 50 Acetazolamide 0.2 0.4 0.6 0.8 [S] (mM) Figure 2 (i) Compare the maximal velocities and Michaelis Menten constants of the enzyme in the absence and the presence of the inhibitor acetazolamide. Determine the nature of inhibition by acetazolamide. Explain your answer. (ii) Name TWO (2) other types of inhibitions besides the inhibition shown by acetazolamide. Sketch a graph of V versus [S] showing curves in the absence of an inhibitor and in the presence of the types of inhibitors not shown by acetazolamide. ("AJO %) A
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An enzyme with concentration of 3.0 uM is added to a flask containing 125 uM of substrate. You know the Km is equal to 0.054 mM, and has a Vmax of 1.4 uM/s. What is the observed velocity? O 0.98 uM/s 0.074 uM/s O 5.2 um/s 1.4 uM/s