Aminotransfer reaction atween an amino acid and an alpha-keto acid. The amino (NH2) group an the keto (=O) group are excheenged.
In biochemistry, a transaminase or an aminotransferase is an enzyme that catalyzes a teep o reaction atween an amino acid an an α-keto acid. Thay are important in the seenthesis o amino acids, that form proteins. In medicine, thay are an important indicator o liver damage.