This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Classification and metabolism of amino acids, Subject name: Biochemistry
[{'content': 'Decarboxylation of which of the following amino acids yields a potent vasodilator? \nSelect and explain. \nA. Glutamate, B. Arginine, C. Histidine, D. Serine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Decarboxylation of amino acids produces biogenic amines. Pyridoxal phosphate serves as a cofactor in the breaking of Carbon-Carbon bond. This reaction does not require ATP. All the decarboxylases are lyases (EC4). Amino acid Biogenic amine Glutamate Gamma-amino butyric acid (GABA) Histidine Histamine (Vasodilater) 5-hydroxy tryptophan Serotonin (5-Hydroxy tryptamine) Tyrosine Tyramine', 'role': 'assistant'}]