Term Name:	high-affinity potassium ion transmembrane transporter activity
Synonyms:
Definition:	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.
Ontology:	GO: Molecular Function [GO:0140107]    QuickGO    AmiGO