Being a Control Freak Aids Dividing Cells

Monday, July 28, 2008 - 16:35 in Biology & Nature

A dividing cell tags more than 14,000 different sites on its proteins with phosphate, a molecule that typically serves as a signal for a variety of biological processes. This preponderance of signals--more than twice the number identified by past studies--suggests that the cell may become a control freak during the division process, regulating each of its parts, no matter how obscure.

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