Wize University Biochemistry Textbook > Membrane Protein & Transporters

Additional Practice

Practice: G-Protein Coupled Receptors

Practice: Predicting transmembrane segments

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Match the G-protein coupled receptor pathway component to the general signal transduction role.

A.

Cell response

B.

Effector enzyme

C.

Transducer

D.

Receptor

GPCR

G-protien alpha-subunit

Adenylyl cyclase (AC)

ATP --> cAMP

I don't know

You have a membrane protein sequence and you want to predict transmembrane segments by plotting the hydropathy scores for each amino acid on a graph. Which hydropathy scale would you use?