Biologically Active Substance
potassium channel
po·tas·si·um chan·nel [ puh-tas-ee-uhm chan-l ]
Subclass of:
Ion Channel
Definitions related to potassium channel:
  • Ion channel selective for potassium ions. There are several types, each with different functions.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • Cell membrane glycoproteins that are selectively permeable to potassium ions. At least eight major groups of K channels exist and they are made up of dozens of different subunits.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
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