A subunit (blue) of the potassium ion channel changes its arrangement (IMAGE)

University of Bonn

A subunit (blue) of the potassium ion channel changes its arrangement

Caption

when cAMP (orange) binds. This also changes the distance between the two molecular magnets attached to the channel (black).

Credit

(c) Tobias Hett / Universität Bonn und Forschungszentrum caesar

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