<prompt> Vitamin required for the activity of transaminases is:Folic acidNicotinic acidThiaminePyridoxine  <response>: Pyridoxal phosphate PLP, coenzyme form of vitamin B6 is the prosthetic group of all aminotransferases. During transamination, PLP serves as a carrier of amino groups. An enzyme-bound Schiff base is formed between the keto group of enzyme-bound PLP and the a-amino group of an a-amino acid. 