Biochemistry Glycogenin is a protein with self-glucosylation capacity. To which amino acid of glycogenin, glucose molecules are attached? A Serine B Threonine C Tyrosine D Hydroxylysine 💡 Explanation Glycogenin is a protein with self-glucosylation capacity. To which amino acid of glycogenin, glucose molecules are attached? ✓ Correct Answer: C. Tyrosine