Which of the Following Is a Characteristic of EF-Hand Proteins

Multiple Choice

Which of the following is a characteristic of EF-hand proteins?

A) EF-hand domains usually are arranged so that 3 EF-hand domains directly contact each other.
B) EF-hand proteins dramatically change conformation upon binding Mg²⁺ ions.
C) CaM (an EF-hand protein) binds target protein with basic amphiphilic alpha helix (Baa helix) motifs.
D) Conformational changes promote dissociation of the EF-hand protein from its target protein(s) .