Antibodies Are Y-Shaped Molecules That Have Two Identical Binding Sites

question 49

Essay

Antibodies are Y-shaped molecules that have two identical binding sites.Suppose that you have obtained an antibody that is specific for the extracellular domain of an RTK.When the antibody binds to the RTK, it brings together two RTK molecules.If cells containing the RTK were exposed to the antibody, would you expect the kinase to be activated, inactivated, or unaffected? Explain your reasoning.

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Definitions:

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