high-affinity potassium ion transmembrane transporter activity (Q42897019)
Enables the transfer of potassium ions from one side of a membrane to the other. In high-affinity transport the transporter is able to bind the solute even if it is only present at very low concentrations.
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description Enables the transfer of potassium ions from one side of a membrane to the other. In high-affinity transport the transporter is able to bind the solute even if it is only present at very low concentrations.

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