Question

Based on the graph of the "Determination of Km and Vmax" and "inhibition Studies" tube data, what do you believe to be the mode of inhibition by PTU? Why?

LINEWEAVER-BURKE PLOT FOR UNINHIBITED AND INHIBITED ENZYME United: 51. 81611.8755 ntion of and me Bed on the graph of the e w

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Answer #1

Ans. When we plot the the graph using Km and Vmax of inhibitor we can observed that this line will form parellel line with graph of without inhibitor one.

This parellel type of graph indicates that it is un-competitive type of inhibitor.

Hence PTU is un-competitive inhibitor.

Hope it's clear ..thanks

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