Which of the Following Is a Characteristic of Hsp90 Chaperones

Multiple Choice

Which of the following is a characteristic of Hsp90 chaperones?

A) They comprise more than 20% of total cytosolic proteins in eukaryotes.
B) Their action depends on cyclic binding and hydrolysis of GTP.
C) They direct proteins toward degradation pathways.
D) Their major purpose is conformational regulation of signal transduction molecules.