All of the following are examples of calcium binding proteins, EXCEPT:: (A) Calmodulin, (B) Troponin, (C) Calbindin, (D) None of the above
Answer is D. Many different Ca2+-binding proteins have been described, including troponin, calmodulin, and calbindin. Ref: Ganong's Review of Medical Physiology 23rd edition, Chapter 2.