Auxiliary subunits (sometimes referred to as subunits), have primary sequences not resembling principal subunits. They interact with channel complexes containing principal subunits and may alter their electrophysiological or biophysical properties, expression levels or expression patterns.
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Last updated: March 9, 2003
Based on data as published in: Coetzee, W.A., Y. Amarillo, J. Chiu, A. Chow, T. McCormack, H. Moreno, M. Nadal, A. Ozaita, D. Pountney, E. Vega-Saenz de Miera, and B. Rudy. Molecular Diversity of K+ Channels. In: Molecular and Functional Diversity of Ion Channels and Receptors, edited by B. Rudy and P. Seeburg. New York: New York Academy of Sciences, 1999. [Download PDF file]