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The diffusivity of human insulin is 77 µm2 /s in water at 37◦ C. Assuming the protein to be spherical, what is its effective radius? How does this compare to its crystal structure dimensions (77.22 x 77.
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The diffusivity of human insulin is 77 µm2 /s in water at 37◦ C. Assuming the protein to be spherical, what is its effective radius? How does this compare to its crystal structure dimensions (77.22 x 77.22 x 77.22 Å)? Hint: The mean frictional drag coefficient for a sphere of radius R = 6πµR

User Jkelley
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Answer:

The insulin radius is 3.699x10^-15m

Explanation: detailed calculation and explanation is shown in the image below

The diffusivity of human insulin is 77 µm2 /s in water at 37◦ C. Assuming the protein-example-1
The diffusivity of human insulin is 77 µm2 /s in water at 37◦ C. Assuming the protein-example-2
User Jack Bellis
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