Protein kinases

... in the molecule. If the terminal phosphate of ATP is transferred to a protein (releasing free ADP) then the system is in a lower-energy state that ... Other high-energy phosphates are available in cells and there are many kinases. http://en.wikipedia.org/wiki/Kinase

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"Ca2+ activates Ca-dependent protein kinases that activates to interact with thin filaments." Is this statement correct? What exactly ...

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1) the protein must first recognize the receptor, before it can be activated ;) (how could it be ... the cytosol? And why would it bind afterwards?) 2) I think there are first several Tyr kinases, before the SH2 proteins come into play...

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... is correct? Thank you! a) signal transduction cascades, often involving protein kinases, amplify a signal intracellularly. b) a receptor may pass on a signal by interacting ...

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... cell cycle phase. The cell cycle is a very complex network of lots of proteins, however major players are cyclin-dependent kinases (CDKs). These enzymes (in budding yeast there is actually only one, propably also in ...

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