Have a single binding domain for the G protein, another for the hormone and a third for the DNA

Have separate binding domains for the hormone and for the DNA

Are capable of activating the enzymes that activate 2nd messengers after binding the hormone and the chaperone protein

Are G protein coupled receptors with a binding site for the hormone and one for the chaperone protein

Are enzymes that activate 2nd messengers after binding the hormone and the chaperone protein