2. The steady state kinetics of an enzyme are studied in the presence and absence of an inhibitor (inhibitor A). The initial rate is given as a function of substrate concentration in the table below: V (mmol/ L-1 min-1 [S] (mmol/L) No inhibitor Inhibitor A 1.25 1.72 0.98 1.67 2.04 1.17 2.50 2.63 1.47 5.00 3.33 1.96 10.00 4.17 2.38 What kind of inhibition is this? What are Vmax and Km in the presence of inhibitor?

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2. The steady state kinetics of an enzyme are studied in the presence and
absence of an inhibitor (inhibitor A). The initial rate is given as a function of
substrate concentration in the table below:
V (mmol/ L-1 min-1
[S] (mmol/L)
No inhibitor
Inhibitor A
1.25
1.72
0.98
1.67
2.04
1.17
2.50
2.63
1.47
5.00
3.33
1.96
10.00
4.17
2.38
What kind of inhibition is this?
What are Vmax and Km in the presence of inhibitor?
Transcribed Image Text:2. The steady state kinetics of an enzyme are studied in the presence and absence of an inhibitor (inhibitor A). The initial rate is given as a function of substrate concentration in the table below: V (mmol/ L-1 min-1 [S] (mmol/L) No inhibitor Inhibitor A 1.25 1.72 0.98 1.67 2.04 1.17 2.50 2.63 1.47 5.00 3.33 1.96 10.00 4.17 2.38 What kind of inhibition is this? What are Vmax and Km in the presence of inhibitor?
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