Sorting of ion transport proteins in polarized cells
Gottardi C, Pietrini G, Roush D, Caplan M. Sorting of ion transport proteins in polarized cells. Journal Of Cell Science. Supplement 1993, 1993: 13-20. PMID: 8144688, DOI: 10.1242/jcs.1993.supplement_17.3.Peer-Reviewed Original ResearchConceptsIon transport proteinsTransport proteinsSorting signalsSubunit polypeptidesMultiple sorting signalsEpithelial cellsCell typesPlasma membrane domainsPolarized epithelial cellsClass of proteinsEpithelial sortingNon-epithelial cell typesCellular machineryMembrane domainsFunctional homologyPlasmalemmal domainsPlasma membraneRelated membersCell surfaceIon pumpsDistinct populationsProteinRelated familiesDelivery pathwayDistinct routesAn ion-transporting ATPase encodes multiple apical localization signals.
Gottardi CJ, Caplan MJ. An ion-transporting ATPase encodes multiple apical localization signals. Journal Of Cell Biology 1993, 121: 283-293. PMID: 8385670, PMCID: PMC2200096, DOI: 10.1083/jcb.121.2.283.Peer-Reviewed Original ResearchConceptsK-ATPaseIon-transporting ATPaseDifferential subcellular distributionEpithelial cell typesEpithelial sortingEpithelial cellsEndocytosis signalLocalization signalEndocytic pathwayMembrane proteinsPlasmalemmal domainsApical localizationMolecular signalsSubcellular distributionBeta subunitRenal proximal tubular epithelial cellsCell typesIon pumpsApical surfaceDistinct populationsFull lengthBasolateral membraneProximal tubular epithelial cellsIndependent signalsTubular epithelial cells