Following is a Dixon plot for PNPP inhibition by inorganic phosphates. What answer choice shows the correct combination of the mode of inhibition and Ki of the El complex? [S] = 0.2 mM "[S] = 0.4 mM I/Vav 8 7 y=0.01357x+3.6976 6 10 5 4 3 2 1 y=0.0795x+2.7693 -30 -20 -10 0 10 20 30 [I](M) Mixed inhibition, Ki= -21.2 UM Mixed inhibition, Ki= 1/16.5 uM Competitive inhibition, Ki= 16.5 UM

Human Physiology: From Cells to Systems (MindTap Course List)
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Chapter3: The Plasma Membrane And Membrane Potential
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Following is a Dixon plot for PNPP inhibition by inorganic phosphates. What answer choice shows the correct combination of the mode of inhibition and Ki of the EI complex?

Following is a Dixon plot for PNPP inhibition
by inorganic phosphates. What answer choice
shows the correct combination of the mode of
inhibition and Ki of the El complex?
[S] = 0.2 mM
"[S] = 0.4 mM
I/Vav
8
7
y=0.01357x+3.6976
6
10
5
4
3
2
1
y=0.0795x+2.7693
-30
-20
-10
0
10
20
30
[I](M)
Mixed inhibition, Ki= -21.2 UM
Mixed inhibition, Ki= 1/16.5 uM
Competitive inhibition, Ki= 16.5 UM
Transcribed Image Text:Following is a Dixon plot for PNPP inhibition by inorganic phosphates. What answer choice shows the correct combination of the mode of inhibition and Ki of the El complex? [S] = 0.2 mM "[S] = 0.4 mM I/Vav 8 7 y=0.01357x+3.6976 6 10 5 4 3 2 1 y=0.0795x+2.7693 -30 -20 -10 0 10 20 30 [I](M) Mixed inhibition, Ki= -21.2 UM Mixed inhibition, Ki= 1/16.5 uM Competitive inhibition, Ki= 16.5 UM
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