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[mass noun] A protein which binds calcium and is involved in regulating a variety of activities in cells.
- ‘High levels of intracellular calcium allow calmodulin to activate the myosin light chain kinase that facilitates muscle contraction.’
- ‘As examples, we have probed yeast proteome chips with calmodulin and six different phospholipids.’
- ‘These mechanisms include allosteric regulation, regulation by reversible covalent modification and regulation by control proteins such as calmodulin.’
- ‘A trivial reason explaining how both step sizes can be the same, is that the labeled calmodulin is bound to the catalytic domain.’
- ‘One of the subunits of this enzyme is the ubiquitous protein, calmodulin.’
1970s: from cal(cium) + modul(ate) + -in.
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