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Protonation of key acidic residues is critical for the K(+)-selectivity of the Na/K pump
The sodium-potassium (Na/K) pump is a P-type ATPase that generates Na(+) and K(+) concentration gradients across the cell membrane. For each ATP molecule, the pump extrudes three Na(+) and imports two K(+) by alternating between outward- and inward-facing conformations that preferentially bind K(+)...
Autores principales: | , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
2011
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3190665/ https://www.ncbi.nlm.nih.gov/pubmed/21909093 http://dx.doi.org/10.1038/nsmb.2113 |