| Home > Publications database > Structure/Function Relationships of Phospholipases C Beta |
| Journal Article/Review | FZJ-2015-03608 |
; ; ; ;
2013
Bentham Science Publ.
Hilversum
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Please use a persistent id in citations: doi:10.2174/13892037113146660085
Abstract: Phospholipases C beta (PLC-βs) are essential components of the signal transduction of metazoans. They catalyze the production of the second messengers inositol-1,4,5-trisphosphate (IP3) and diacylglycerol (DAG) from the hydrolysis of phosphatidylinositol-4,5-bisphosphate (PIP2). These enzymes are activated by G-protein-coupled receptors (GPCRs) through the interaction with the alpha subunit of heterotrimeric G-proteins belonging to the Gq family (Gαq), the Gβγ subunits released by the inhibitory G-protein (Gi) and Ca2+ ions. Here we review current structural insights on these important proteins, with a particular focus on the most structurally characterized isoform (PLC-β3) and the activation mechanism operated by Gαq. We propose, following the lead of recent studies, that a tight combination of experiments and molecular simulations are instrumental in further enlightening the structure/function understanding of PLC-βs. - See more at: http://www.eurekaselect.com/116059/article#sthash.cojH1BB1.dpuf
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