The Michaelis-Menten equation is often used to describe the kinetic characteristics of an enzyme-catalyzed reaction. Vmax [S] Km + [S] where u is the velocity, or rate, Vmax is the maximum velocity, K., is the Michaelis Menten constant, and [S] is the substrate concentration. A graph of the Michaelis-Menten equation is a plot of a reaction's initial velocity (U) at different substrate concentrations ([S]). V= First, move the line labeled Vmax to a position that represents the maximum velocity of the enzyme. Next, move the line labeled 1/2 Vmax to its correct position. Then, move the line labeled Km to its correct position. Estimate the values for Vmax and Km. V max = µM/min v (µM/min) 300 275 250 225 200 175 150 125 100 Km = 75 50 25 0 K m 0 10 20 30 V max 40 50 [S] (μM) 1/2 V 60 Michaelis-Menten curve max 70 80 90 100 μM
The Michaelis-Menten equation is often used to describe the kinetic characteristics of an enzyme-catalyzed reaction. Vmax [S] Km + [S] where u is the velocity, or rate, Vmax is the maximum velocity, K., is the Michaelis Menten constant, and [S] is the substrate concentration. A graph of the Michaelis-Menten equation is a plot of a reaction's initial velocity (U) at different substrate concentrations ([S]). V= First, move the line labeled Vmax to a position that represents the maximum velocity of the enzyme. Next, move the line labeled 1/2 Vmax to its correct position. Then, move the line labeled Km to its correct position. Estimate the values for Vmax and Km. V max = µM/min v (µM/min) 300 275 250 225 200 175 150 125 100 Km = 75 50 25 0 K m 0 10 20 30 V max 40 50 [S] (μM) 1/2 V 60 Michaelis-Menten curve max 70 80 90 100 μM
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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![The Michaelis-Menten equation is often used to describe the kinetic characteristics of an enzyme-catalyzed reaction.
Vmax [S]
Km + [S]
where u is the velocity, or rate, Vmax is the maximum velocity, Km is the Michaelis-Menten constant, and [S] is the
substrate concentration.
A graph of the Michaelis-Menten equation is a plot of a reaction's initial velocity (₁) at different substrate concentrations ([S]).
V=
First, move the line labeled Vmax to a position that represents
the maximum velocity of the enzyme.
Next, move the line labeled 1/2 Vmax to its correct position.
Then, move the line labeled Km to its correct position.
Estimate the values for Vmax and Km.
V
max
=
µM/min
v (µM/min)
300
275
250
225
200
175
150
125
100
Km =
75
50
25
0
K
m
0 10
20
30
V
max
40 50
[S] (μM)
1/2 V
60
Michaelis-Menten curve
max
70 80
90 100
μM](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F25d5c273-ce26-424b-bd36-a8a6b930ab8d%2Fcfc22714-14be-4bdb-a66c-e453bc32e6b9%2Fijbs6wp_processed.png&w=3840&q=75)
Transcribed Image Text:The Michaelis-Menten equation is often used to describe the kinetic characteristics of an enzyme-catalyzed reaction.
Vmax [S]
Km + [S]
where u is the velocity, or rate, Vmax is the maximum velocity, Km is the Michaelis-Menten constant, and [S] is the
substrate concentration.
A graph of the Michaelis-Menten equation is a plot of a reaction's initial velocity (₁) at different substrate concentrations ([S]).
V=
First, move the line labeled Vmax to a position that represents
the maximum velocity of the enzyme.
Next, move the line labeled 1/2 Vmax to its correct position.
Then, move the line labeled Km to its correct position.
Estimate the values for Vmax and Km.
V
max
=
µM/min
v (µM/min)
300
275
250
225
200
175
150
125
100
Km =
75
50
25
0
K
m
0 10
20
30
V
max
40 50
[S] (μM)
1/2 V
60
Michaelis-Menten curve
max
70 80
90 100
μM
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