Question

G-protein coupled receptors are referred to as seven-transmembrane receptors.

(a) True

(b) False

The question was asked during an online interview.

I'd like to ask this question from Cell Signaling and Signal Transduction in division Cell Signaling and Signal Transduction of Cell Biology

Answer 1

Correct answer is (a) True

Easy explanation: G-protein coupled receptors (GCPRs) are called so because they interact with the GTP-binding proteins – G-proteins. These are also called 7TM because they consist of 7 transmembrane helices.