What is covalently attached to the $\alpha$and $\gamma$ subunits of heterotrimeric G proteins in order to anchor the protein to the cell membrane?
A) galactose
B) N-acetylgalactosamine
C) cholesterol
D) phosphatidyl serine
E) fatty acid

Question

Quizplus · Accepted Answer

Fatty acids are covalently attached to the α and γ subunits of heterotrimeric G proteins to anchor them to the cell membrane. This lipid modification is crucial for their membrane localization and function.

What Is Covalently Attached to The α\alphaα And γ\gammaγ Subunits of Heterotrimeric G Proteins in Order to Anchor the of Heterotrimeric

What Is Covalently Attached to The $\alpha$ And $\gamma$ Subunits of Heterotrimeric G Proteins in Order to Anchor the of Heterotrimeric