263826 hypothetical proteinThalassiosira pseudonana
GO:0004672 GO:0005524 GO:0006468 -
protein kinase activity
Catalysis of the phosphorylation of an amino acid residue in a protein, usually according to the reaction: a protein + ATP = a phosphoprotein + ADP.
Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
The process of introducing a phosphate group on to a protein.