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Sodium, Calcium and Potassium Channels

  1. Stefan H Heinemann

Published Online: 19 APR 2001

DOI: 10.1038/npg.els.0000653



How to Cite

Heinemann, S. H. 2001. Sodium, Calcium and Potassium Channels. eLS. .

Author Information

  1. Friedrich Schiller University, Jena, Germany

Publication History

  1. Published Online: 19 APR 2001


Sodium, calcium and potassium channels form the basis for the electrical excitability of various cell types. They are membrane proteins which harbour voltage-gated pores providing selective permeation pathways for Na+, Ca2+ and K+ ions, respectively.


  • voltage-dependent gating;
  • ion selectivity;
  • gene family;
  • excitability;
  • ion current