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5-HT3 receptor ion size selectivity is a property of the transmembrane channel, not the cytoplasmic vestibule portals
5-HT3A receptors select among permeant ions based on size and charge. The membrane-associated (MA) helix lines the portals into the channel’s cytoplasmic vestibule in the 4-Å resolution structure of the homologous acetylcholine receptor. 5-HT3A MA helix residues are important determinants of single-...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
The Rockefeller University Press
2011
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3182448/ https://www.ncbi.nlm.nih.gov/pubmed/21948949 http://dx.doi.org/10.1085/jgp.201110686 |