In the structure of which of the following proteins are the actin-filament binding sites furthest apart in space?
A) Spectrin
B) Filamin
C) α-Actinin
D) Fimbrin
E) Myosin II

Question

Quizplus · Accepted Answer

Spectrin is a long and flexible protein complex in which the two binding sites for actin are about 200 nm apart. This distance is about an order of magnitude greater than that of the other proteins listed.

In the Structure of Which of the Following Proteins Are