<prompt> The vitamin used for transamination is :Pyridoxal phosphateRiboflavinThiamineCyanocobalamine.  <response>: Ans. is a i.e. Pyridoxal phosphate : Transaminationis a reversible reaction in which Alpha - NH2 group of one amino acid is transferred to a Alpha - Keto acid resulting in formation of a new amino acid and a new keto acid. Enzyme - is Transaminases Coenzyme - Pyridoxal phosphate 