Phosphoinositides Mark Different Cellular Membranes and Play Key Roles in Protein

question 8

Multiple Choice

Phosphoinositides mark different cellular membranes and play key roles in protein trafficking inside the cell. Among them, PI(4,5) P₂ is involved in receptor-mediated endocytosis as well as phagocytosis at the plasma membrane. This phosphoinositide …

• A) is bound by the adaptor protein AP2.
• B) is bound by the GTPase dynamin.
• C) is depleted from clathrin-coated vesicles to promote their uncoating.
• D) All of the above.

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