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Pineal Gland Tumors

question 1 of 1 course: Biomedical Science(Degree)
question 1 of 1 course: Biomedical Science(Degree)

Q: Which of the following is a function of the hormone melatonin?

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Phosphatidylinositol (3,4,5)-trisphosphate (PIP3) is the critical lipid second messenger. PI3K phosphorylates phosphatidylinositol (4,5)-bisphosphate (PIP2) at the 3-position of the inositol ring to generate PIP3. PIP3 then recruits proteins containing pleckstrin homology (PH) domains, such as PDK1 and AKT, to the plasma membrane, which is essential for their activation and the propagation of the signal.

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Did You Know?

Phosphatidylinositol (3,4,5)-trisphosphate (PIP3) is the critical lipid second messenger. PI3K phosphorylates phosphatidylinositol (4,5)-bisphosphate (PIP2) at the 3-position of the inositol ring to generate PIP3. PIP3 then recruits proteins containing pleckstrin homology (PH) domains, such as PDK1 and AKT, to the plasma membrane, which is essential for their activation and the propagation of the signal.

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