Phosphorylated dolichol, a polyisoprenoid found in ER membrane, is involved in
A) Polypeptide synthesis
B) Proteolytic cleavage reactions
C) Lipophilic modification reactions
D) Hydroxylation reactions
E) Glycosylation reactions

Question

Phosphorylated dolichol, a polyisoprenoid found in ER membrane, is involved in 
A) Polypeptide synthesis
B) Proteolytic cleavage reactions
C) Lipophilic modification reactions
D) Hydroxylation reactions
E) Glycosylation reactions

Quizplus · Accepted Answer

Phosphorylated dolichol serves as a carrier molecule for sugars in the process of glycosylation, which is the attachment of sugar molecules to proteins and lipids, a critical step in the synthesis and proper folding of many proteins within the endoplasmic reticulum.

Phosphorylated Dolichol, a Polyisoprenoid Found in ER Membrane, Is Involved