(noun. /KAI-nayz/)
by Madison Williams
What does it mean?
A kinase is an enzyme that promotes the transfer of a phosphate group [(PO4)3-] from an ATP molecule to a substrate or protein. Kinases are important for many biological processes, such as DNA replication and metabolism.
How do I use it in a sentence?
“Can we measure the activity of different kinases in these cells?
“One type of kinase, protein kinase A, phosphorylates many substrates to affect DNA synthesis and cell growth.”
Related terms
Phosphatase – an enzyme that removes a phosphate group from a protein.
Enzyme
Substrate
ATP
Fields of study in which this word is commonly used
Physiology
Biochemistry
Molecular Biology
Chemistry