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
Which of the following drugs inhibits post translational modification of viral proteins? 
Select and explain. 
A. Indinavir, B. Enfuviide, C. Lamivudine, D. Zalcitabine
A: Indinavir
Answer: A: Indinavir 
Explanation: (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.