Phosphorylation is the addition of a phosphate (PO4) group to a protein or other organic molecule. The addition of phosphate groups in proteins changes the way they wiggle and so changes what a protein does.
In a cellular signaling pathways, a protein A phosphorylates protein B, and B phosphorylates C.
I will phosphorylate you so hard your great grandmothers cells will undergo apotosis... again.
6👍 3👎