An SH3 binding region in the epithelial Na+ channel (alpha rENaC) mediates its localization at the apical membrane.
Rotin D, Bar‐Sagi D, O'Brodovich H, Merilainen J, Lehto V, Canessa C, Rossier B, Downey G. An SH3 binding region in the epithelial Na+ channel (alpha rENaC) mediates its localization at the apical membrane. The EMBO Journal 1994, 13: 4440-4450. PMID: 7925286, PMCID: PMC395375, DOI: 10.1002/j.1460-2075.1994.tb06766.x.Peer-Reviewed Original ResearchConceptsC-terminal regionAlpha-spectrinSH3 domainCytoskeletal interactionsFusion proteinTerminal proline-rich regionAlpha-rENaCApical membranePolarized epithelial cellsProline-rich sequenceN-terminal proteinProline-rich regionEpithelial cellsApical membrane localizationCytoskeletal protein ankyrinProper channel functionPrimary rat alveolar epithelial cellsEpithelial cell lysatesMembrane localizationRat alveolar epithelial cellsProtein ankyrinApical localizationPlasma membraneRecombinant fusion proteinMolecular mechanisms