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Roles of G protein subunits in transmembrane signalling
1Department of Medicine, Brigham and Women's Hospital Harvard Medical School, Boston, Massachusetts 02115.
Nature
|May 12, 1988
Abstract:
A family of proteins called G proteins couples cell surface receptors to a variety of enzymes and ion channels. Since many cells contain several very similar G proteins, an important question is how signals remain specific as they cross the cell membrane.