The G-proteins bind only to _________________

The G-proteins bind only to _________________ Correct Answer guanine

The G-proteins are called so because they bind only to the guanine nucleotides – GTP (guanosine triphosphate) and GDP (Guanosine diphosphate). The protein is heterotrimeric and consists of three different polypeptides subunits.
Bissoy MCQ

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