Intracellular signaling by chemokine receptors is dependent on neighbouring G-proteins. G-proteins exist as a heterotrimer; they are composed of three distinct subunits. When the molecule GDP is bound to the G-protein subunit, the G-protein is in an inactive state.
Channels: Cell Biology
Tags: Chemokine Signaling immunology garland science garlandscience
Uploaded by: tubeman ( Send Message ) on 08-04-2010.
Duration: 1m 16s