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What properties of ions and their respective transmembrane channels make K+ channels selective for a specific...

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Biology

What properties of ions and their respective transmembranechannels make K+ channels selective for a specific ion? (Hint:focus on pore and the selectivity filter).

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4.5 Ratings (975 Votes)
The carbonyl oxygens are strongly electronegative and cationattractive The filter can accommodate potassium ions at 4 sites usually labelled S1 to S4 starting at the extracellular side In addition one    See Answer
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