Levers and zippers in the cell’s ‘customs’

(FECYT – Spanish Foundation for Science and Technology) The passage of ions through the cell membrane is controlled by ion channels, which are protein complexes that regulate vital processes, such as the heartbeat, as well as being the target towards which many drugs are directed. Now a study by the University of Wisconsin, led by a Spanish researcher, presents a novel model to explain how the pores of these channels open and close.

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