2022
Outer hair cell function is normal in βV spectrin knockout mice
Stankewich MC, Bai JP, Stabach PR, Khan S, Tan WJT, Surguchev A, Song L, Morrow JS, Santos-Sacchi J, Navaratnam DS. Outer hair cell function is normal in βV spectrin knockout mice. Hearing Research 2022, 423: 108564. PMID: 35864018, DOI: 10.1016/j.heares.2022.108564.Peer-Reviewed Original ResearchConceptsOuter hair cellsAuditory brainstem response wavesAuditory thresholdOuter hair cell functionSpiral ganglion neuronsEfferent nerve fibersHair cell functionNumber of afferentsGanglion neuronsNerve fibersKnockout miceNeuronal structuresMiceHair cellsCell functionElectromechanical activityPutative roleType IOngoing investigationExon deletionsSynaptopathyAfferentsData supportResponse wavesNeurons
2011
Cell organization, growth, and neural and cardiac development require αII-spectrin
Stankewich MC, Cianci CD, Stabach PR, Ji L, Nath A, Morrow JS. Cell organization, growth, and neural and cardiac development require αII-spectrin. Journal Of Cell Science 2011, 124: 3956-3966. PMID: 22159418, PMCID: PMC3244980, DOI: 10.1242/jcs.080374.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsAnkyrinsAxonsBody PatterningCarrier ProteinsCell MembraneCell PolarityCell ProliferationCraniofacial AbnormalitiesEmbryo, MammalianEmbryonic DevelopmentFemaleFibroblastsGene DeletionHeart Defects, CongenitalMaleMiceMice, Inbred C57BLMicrofilament ProteinsNeural Tube DefectsNeuroepithelial CellsPhenotypeProtein StabilityPseudopodiaSpectrinConceptsΑII-spectrinSteady-state protein levelsΒIII spectrinEmbryonic day 12.5Tissue patterningRenal epithelial cellsEmbryonic lethalCortical actinOrgan developmentAnkyrin BExon trappingEmbryonic fibroblastsTranscriptional levelΒ-spectrinCardiac developmentCell organizationCell spreadingAxon formationNeural tubeHeterozygous animalsTargeted disruptionApical membraneNeuroepithelial cellsDay 12.5Cell morphology
2010
Ankyrin recognizes both surface character and shape of the 14–15 di-repeat of β-spectrin
La-Borde PJ, Stabach PR, Simonović I, Morrow JS, Simonović M. Ankyrin recognizes both surface character and shape of the 14–15 di-repeat of β-spectrin. Biochemical And Biophysical Research Communications 2010, 392: 490-494. PMID: 20079712, PMCID: PMC2839365, DOI: 10.1016/j.bbrc.2010.01.046.Peer-Reviewed Original ResearchConceptsMinimal recognition motifRecognition motifMembrane protein traffickingSpectrin-based cytoskeletonDistinct recognition mechanismsSite-directed mutagenesisComplementary surface chargesHigh-affinity complexProtein traffickingMembrane organizationBeta spectrinLinker mutationsΒ-spectrinBinding surfaceIsothermal titration calorimetryAnkyrinRecognition mechanismTitration calorimetry
2009
The structure of the ankyrin-binding site of β-spectrin reveals how tandem spectrin-repeats generate unique ligand-binding properties
Stabach PR, Simonović I, Ranieri MA, Aboodi MS, Steitz TA, Simonović M, Morrow JS. The structure of the ankyrin-binding site of β-spectrin reveals how tandem spectrin-repeats generate unique ligand-binding properties. Blood 2009, 113: 5377-5384. PMID: 19168783, PMCID: PMC2689040, DOI: 10.1182/blood-2008-10-184291.Peer-Reviewed Original ResearchAlanineAmino Acid MotifsAmino Acid SequenceAnkyrinsBinding SitesCrystallography, X-RayHumansLigandsMechanotransduction, CellularModels, MolecularMolecular Sequence DataMutagenesis, Site-DirectedProtein BindingProtein FoldingProtein Interaction MappingProtein Structure, TertiaryRepetitive Sequences, Amino AcidSequence Homology, Amino AcidSpectrin
2006
Stimulation of Gαq-coupled M1 muscarinic receptor causes reversible spectrin redistribution mediated by PLC, PKC and ROCK
Street M, Marsh SJ, Stabach PR, Morrow JS, Brown DA, Buckley NJ. Stimulation of Gαq-coupled M1 muscarinic receptor causes reversible spectrin redistribution mediated by PLC, PKC and ROCK. Journal Of Cell Science 2006, 119: 1528-1536. PMID: 16551696, DOI: 10.1242/jcs.02872.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntineoplastic Combined Chemotherapy ProtocolsCalciumCalcium-Calmodulin-Dependent Protein Kinase Type 2Calcium-Calmodulin-Dependent Protein KinasesCricetinaeCyclophosphamideDoxorubicinGTP-Binding Protein alpha Subunits, Gq-G11Intracellular Signaling Peptides and ProteinsProtein Kinase CProtein Serine-Threonine KinasesReceptor, Muscarinic M1Receptors, MuscarinicRho-Associated KinasesSignal TransductionSpectrinType C PhospholipasesVincristineConceptsG protein-coupled receptorsAlphaII-spectrinSpecialized plasma membrane domainsPlasma membrane domainsIntact actin cytoskeletonStimulation of GPCRsProtein kinase CExtracellular stimuliActin cytoskeletonProtein complexesM1 muscarinic receptorsMembrane domainsMembrane blebbingPlasma membraneCytoskeletal proteinsKinase ROCKMolecular mechanismsConstitutive activationKinase CCellular localizationGlobal rearrangementsPhospholipase CSpectrinCHO cellsReversible redistribution
2000
βiv Spectrin, a New Spectrin Localized at Axon Initial Segments and Nodes of Ranvier in the Central and Peripheral Nervous System
Berghs S, Aggujaro D, Dirkx R, Maksimova E, Stabach P, Hermel J, Zhang J, Philbrick W, Slepnev V, Ort T, Solimena M. βiv Spectrin, a New Spectrin Localized at Axon Initial Segments and Nodes of Ranvier in the Central and Peripheral Nervous System. Journal Of Cell Biology 2000, 151: 985-1002. PMID: 11086001, PMCID: PMC2174349, DOI: 10.1083/jcb.151.5.985.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAnkyrinsAutoantigensAxonsBlood ProteinsBrain ChemistryChromosomesCloning, MolecularCOS CellsCytoplasmCytoskeletonDiabetic NeuropathiesGene ExpressionHippocampusHumansIslets of LangerhansMaleMembrane ProteinsMiceMolecular Sequence DataNerve Tissue ProteinsPhosphoproteinsProtein Structure, TertiaryProtein Tyrosine PhosphatasesRanvier's NodesRatsRats, Sprague-DawleyReceptor-Like Protein Tyrosine Phosphatases, Class 8RNA, MessengerSciatic NerveSignal TransductionSodium ChannelsSpectrinConceptsPleckstrin homology domainHomology domainBetaIV spectrinActin-binding domainAxon initial segmentPutative SH3Alternative splicingSpectrin geneSpectrin repeatsDetergent extractabilityCell adhesion moleculeNodes of RanvierSubcellular fractionationTerminal halfAdditional isoformsDistinct isoformsLong isoformNorthern blotSpectrinAbundant expressionΒIV-spectrinIsoformsSpectrin antibodiesEmbryonic day 19Initial segmentIdentification and Characterization of βV Spectrin, a Mammalian Ortholog of Drosophila βHSpectrin* 210
Stabach P, Morrow J. Identification and Characterization of βV Spectrin, a Mammalian Ortholog of Drosophila βHSpectrin* 210. Journal Of Biological Chemistry 2000, 275: 21385-21395. PMID: 10764729, DOI: 10.1074/jbc.c000159200.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBase SequenceCaenorhabditis elegansCloning, MolecularConsensus SequenceDNA, ComplementaryDrosophilaDrosophila ProteinsExonsGene LibraryHumansIntronsMammalsMolecular Sequence DataMolecular WeightOrgan SpecificityPhylogenyRatsRecombinant ProteinsRepetitive Sequences, Amino AcidRetinaSequence AlignmentSequence Homology, Amino AcidSpectrinTumor Cells, CulturedViral ProteinsConceptsDrosophila orthologMammalian orthologsSpectrin repeatsPleckstrin homology domainComplete cDNA sequenceActin-binding domainSelf-association domainAmino acids 85Amino acid sequenceBeta-spectrin geneHuman retina cDNA libraryRetina cDNA libraryFly counterpartMammalian spectrinsCaenorhabditis elegansHomology domainEpithelial cell populationsSH3 domainApical domainCDNA sequenceCDNA libraryOrthologsPolarized epitheliumBeta spectrinAcid sequence
1998
A widely expressed βIII spectrin associated with Golgi and cytoplasmic vesicles
Stankewich M, Tse W, Peters L, Ch’ng Y, John K, Stabach P, Devarajan P, Morrow J, Lux S. A widely expressed βIII spectrin associated with Golgi and cytoplasmic vesicles. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 14158-14163. PMID: 9826670, PMCID: PMC24343, DOI: 10.1073/pnas.95.24.14158.Peer-Reviewed Original ResearchConceptsBetaIII spectrinGene mapsMembrane skeletonEndoplasmic reticulum marker calnexinPlasma membrane skeletonPleckstrin homology domainTrans-Golgi networkHuman brain cDNASyntenic regionsGene familyProtein 4.1Membrane associationCompartment markersImportant structural componentDa proteinSelf-association siteGolgi membranesHomology searchCDNA endsRapid amplificationUnidentified isoformChromosome 19Liver Golgi membranesGenBank databaseVesicle markersADP ribosylation factor regulates spectrin binding to the Golgi complex
Godi A, Santone I, Pertile P, Devarajan P, Stabach P, Morrow J, Di Tullio G, Polishchuk R, Petrucci T, Luini A, De Matteis M. ADP ribosylation factor regulates spectrin binding to the Golgi complex. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 8607-8612. PMID: 9671725, PMCID: PMC21123, DOI: 10.1073/pnas.95.15.8607.Peer-Reviewed Original ResearchConceptsADP-ribosylation factorGolgi complexRibosylation factorG proteinsVesicular stomatitis virus G proteinPleckstrin homology domainSmall G proteinsPH domain interactionBinding of spectrinVirus G proteinGolgi spectrinHomology domainPH domainCoat proteinDocking siteDomain interactionsGolgiEndoplasmic reticulumPtdInsP2 levelsDomain IPhospholipase DSpectrinGolgi fractionsProteinPtdInsP2
1997
Na,K-ATPase transport from endoplasmic reticulum to Golgi requires the Golgi spectrin–ankyrin G119 skeleton in Madin Darby canine kidney cells
Devarajan P, Stabach P, De Matteis M, Morrow J. Na,K-ATPase transport from endoplasmic reticulum to Golgi requires the Golgi spectrin–ankyrin G119 skeleton in Madin Darby canine kidney cells. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 10711-10716. PMID: 9380700, PMCID: PMC23456, DOI: 10.1073/pnas.94.20.10711.Peer-Reviewed Original ResearchConceptsMembrane proteinsEndoplasmic reticulumSpectrin skeletonVesicular tubular clustersActin-binding domainSpecific membrane proteinsMadin-Darby canine kidney cellsK-ATPase transportCanine kidney cellsDynactin complexVesicle traffickingCargo proteinsGolgi spectrinTrafficking systemBeta-COPMembrane compartmentsTransport of alphaAdapter proteinCis-GolgiGolgi membranesGolgi stacksDocking complexBetaI spectrinGolgiBeta NASite-Directed Mutagenesis of αII Spectrin at Codon 1175 Modulates Its μ-Calpain Susceptibility †
Stabach P, Cianci C, Glantz S, Zhang Z, Morrow J. Site-Directed Mutagenesis of αII Spectrin at Codon 1175 Modulates Its μ-Calpain Susceptibility †. Biochemistry 1997, 36: 57-65. PMID: 8993318, DOI: 10.1021/bi962034i.Peer-Reviewed Original ResearchConceptsSite-directed mutagenesisAlpha II spectrinCalpain cleavage sitesCleavage siteII-spectrinHelix CRecombinant GST-fusion proteinsBona fide proteinGST fusion proteinTriple-helical motifsStrict substrate specificityFamily of Ca2Protein kinase CDynamic molecular modelingStructural repeatsProminent substrateDifferent amino acidsSubstrate specificityIntracellular proteolysisPenultimate residueCysteine proteasesKinase CMost proteasesSteroid receptor activationSpectrin
1996
The lethal hemolytic mutation in beta I sigma 2 spectrin Providence yields a null phenotype in neonatal skeletal muscle.
Weed SA, Stabach PR, Oyer CE, Gallagher PG, Morrow JS. The lethal hemolytic mutation in beta I sigma 2 spectrin Providence yields a null phenotype in neonatal skeletal muscle. Laboratory Investigation 1996, 74: 1117-29. PMID: 8667615.Peer-Reviewed Original ResearchConceptsBeta ISpectrin skeletonSkeletal muscleMost such mutationsGene transferAdult mouse skeletal muscleDominant-negative fashionErythroid lineage cellsNeonatal skeletal muscleCultured muscle cellsAlpha beta heterodimersErythrocyte shape abnormalitiesMuscle cellsMouse skeletal muscleDefective proteinSpectrin geneAlternative transcriptsHemolytic phenotypeCDNA constructsNull phenotypeC2C12 myoblastsBeta heterodimerSpectrin mutationsSedimentation velocity analysisIntracellular distributionIdentification of a small cytoplasmic ankyrin (AnkG119) in the kidney and muscle that binds beta I sigma spectrin and associates with the Golgi apparatus.
Devarajan P, Stabach PR, Mann AS, Ardito T, Kashgarian M, Morrow JS. Identification of a small cytoplasmic ankyrin (AnkG119) in the kidney and muscle that binds beta I sigma spectrin and associates with the Golgi apparatus. Journal Of Cell Biology 1996, 133: 819-830. PMID: 8666667, PMCID: PMC2120834, DOI: 10.1083/jcb.133.4.819.Peer-Reviewed Original ResearchConceptsMDCK cell lysatesGolgi apparatusMDCK cellsBeta IDomain IPlasma membrane localizationTrans-Golgi networkPutative regulatory domainCell lysatesPolarized vesicle transportMembrane-associated proteinsCell cycle controlSubset of endosomesNovel ankyrinPolarity developmentVesicle transportMotif characteristicMembrane localizationRegulatory domainProtein microdomainsSequence comparisonAlternative transcriptsRepetitive domainSubconfluent MDCK cellsMembrane skeleton