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Previous X-ray studies of have focused on the closed state of the potassium channel. Now the structure of a calcium-activated bacterial potassium channel has revealed the nature of the channel's open state. This provides a first view at high resolution of ion channel gating.


Journal article


Curr Biol

Publication Date





R566 - R568


Bacterial Proteins, Calcium, Ion Channel Gating, Methanobacterium, Models, Molecular, Potassium Channels, Protein Structure, Quaternary, Protein Structure, Secondary