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G protein |
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G protein a regulatory protein which becomes activated when bound to GTP and is involved in signal transduction. G protein coupled receptor a member of a large class of cell-surface signaling receptors that contain seven transmembrane a helices; ligand binding results in activation of a coupled trimeric G protein that then initiates intracellular signal transduction pathways. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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G-proteins
