Le site de vulgarisation scientifique de l’Université de Liège. ULg, Université de Liège
Phosphorylation

Addition of a phosphate group (PO4) to a protein in one of the three potential phosphorylation sites or amino acids: serine, tyrosine or threonine. The phosphorylation of a protein often profoundly changes its activity as an enzyme or a receptor.

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