This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other topics and Adverse effects, Subject name: Pharmacology
[{'content': 'Which of the following drugs inhibits post translational modification of viral proteins? \nSelect and explain. \nA. Indinavir, B. Enfuviide, C. Lamivudine, D. Zalcitabine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: (Ref: KDT 6/e p774) Protease results in the formation of final structural and functional proteins by post translational modification of HIV viral proteins. Drugs in this group are indinavir, saquinavir, lopinavir, ritonavir, amprenavir etc.', 'role': 'assistant'}]