This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
[{'content': 'Which of the following does not belong to isomerase class of enzyme? \nSelect and explain. \nA. Mutase, B. Racemase, C. Phosphohexoisomerase, D. Transaminase', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Transaminase belongs to transferases class of enzyme.', 'role': 'assistant'}]