2014
Piezo Proteins: Regulators of Mechanosensation and Other Cellular Processes*
Bagriantsev SN, Gracheva EO, Gallagher PG. Piezo Proteins: Regulators of Mechanosensation and Other Cellular Processes*. Journal Of Biological Chemistry 2014, 289: 31673-31681. PMID: 25305018, PMCID: PMC4231648, DOI: 10.1074/jbc.r114.612697.Peer-Reviewed Original ResearchConceptsPiezo proteinsCellular processesMammalian cellsCellular developmentMechanosensory transductionCellular migrationIon channelsHereditary xerocytosisVolume regulationProteinBiologic processesRegulationImportant insightsTransductionMechanosensationRegulatorMutationsXerocytosisProliferationCellsMechanoVariety of disordersElongationMigrationProminent feature
2013
The common hereditary elliptocytosis-associated α-spectrin L260P mutation perturbs erythrocyte membranes by stabilizing spectrin in the closed dimer conformation
Harper SL, Sriswasdi S, Tang HY, Gaetani M, Gallagher PG, Speicher DW. The common hereditary elliptocytosis-associated α-spectrin L260P mutation perturbs erythrocyte membranes by stabilizing spectrin in the closed dimer conformation. Blood 2013, 122: 3045-3053. PMID: 23974198, PMCID: PMC3811177, DOI: 10.1182/blood-2013-02-487702.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceBinding SitesCross-Linking ReagentsElliptocytosis, HereditaryErythrocyte MembraneHumansModels, MolecularMolecular Sequence DataMutationProtein BindingProtein MultimerizationProtein StabilityProtein Structure, SecondaryProtein Structure, TertiaryRecombinant ProteinsSpectrinConceptsHereditary elliptocytosisMembrane destabilizationLarge conformational rearrangementsGel filtration analysisMembrane proteinsTetramer assemblyHereditary pyropoikilocytosisBiophysical analysisCommon hereditary elliptocytosisConformational rearrangementsDimer conformationHelical contentTetramerization siteFiltration analysisSpectrin tetramersNovel mechanismUnknown mechanismMutationsBinding assaysSpectrinChemical crosslinkingErythrocyte shapeTetramerErythrocyte membranesMembrane
2001
Dynamic molecular modeling of pathogenic mutations in the spectrin self-association domain
Zhang Z, Weed S, Gallagher P, Morrow J. Dynamic molecular modeling of pathogenic mutations in the spectrin self-association domain. Blood 2001, 98: 1645-1653. PMID: 11535493, DOI: 10.1182/blood.v98.6.1645.Peer-Reviewed Original ResearchConceptsSelf-association domainPoint mutationsHuman sequenceDrosophila alpha-spectrinDynamic molecular modelingHuman erythrocyte spectrinCytoskeletal functionSpecific point mutationsConservative substitutionsPrimary sequenceConformational rearrangementsAlpha-spectrinHelical regionHydrophilic residuesAmino acidsMutationsSpectrinSalt bridgeErythrocyte spectrinStructural consequencesPathogenic mutationsRepeat unitsMolecular modelingSequenceStructural disruption
2000
Genomic organization and chromosomal localization of the murine 2 P domain potassium channel gene Kcnk8: conservation of gene structure in 2 P domain potassium channels
Bockenhauer D, Nimmakayalu M, Ward D, Goldstein S, Gallagher P. Genomic organization and chromosomal localization of the murine 2 P domain potassium channel gene Kcnk8: conservation of gene structure in 2 P domain potassium channels. Gene 2000, 261: 365-372. PMID: 11167025, DOI: 10.1016/s0378-1119(00)00492-3.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBase SequenceChromosome MappingDNADNA, ComplementaryElectrophysiologyExonsGenesIn Situ Hybridization, FluorescenceIntronsMiceMolecular Sequence DataOocytesPhylogenyPotassium ChannelsPotassium Channels, Tandem Pore DomainProtein Structure, TertiaryRNA, ComplementarySequence Analysis, DNAXenopus laevisConceptsPotassium channel genesDomain potassium channelsChromosomal localizationGene structureOocyte expression systemCDNA sequenceXenopus laevis oocyte expression systemExpression systemChannel genesPotential transmembrane helicesIntron/exon boundariesSingle EF-hand motifOpen reading framePotassium channelsEF-hand motifsEvolutionary conservationGenomic organizationCellular chaperonesGenomic structureComposite cDNAPotential SH3Transmembrane helicesGenome databaseChromosomal genesReading frame