2001
Calpain proteolysis of αII-spectrin in the normal adult human brain
Huh G, Glantz S, Je S, Morrow J, Kim J. Calpain proteolysis of αII-spectrin in the normal adult human brain. Neuroscience Letters 2001, 316: 41-44. PMID: 11720774, DOI: 10.1016/s0304-3940(01)02371-0.Peer-Reviewed Original ResearchConceptsAdult human brainCalpain activationEvident neurological diseaseHuman brainCortical gray matterLong-term potentiationNormal adult human brainDendrites of neuronsCerebellar Purkinje cellsCalpain processingReactive astrocytesCerebral cortexPyramidal neuronsSynaptic remodelingClinical conditionsNeuronal apoptosisAdult brainPositive cellsNeurological diseasesGray matterPurkinje cellsTopographic distributionAlphaII-spectrinBrainCalpain proteolysisβIII Spectrin Binds to the Arp1 Subunit of Dynactin*
Holleran E, Ligon L, Tokito M, Stankewich M, Morrow J, Holzbaur E. βIII Spectrin Binds to the Arp1 Subunit of Dynactin*. Journal Of Biological Chemistry 2001, 276: 36598-36605. PMID: 11461920, DOI: 10.1074/jbc.m104838200.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsBinding SitesBrainCell MembraneCOS CellsCytoplasmCytosolDynactin ComplexElectrophoresis, Polyacrylamide GelGlutathione TransferaseImmunoblottingImmunohistochemistryMicrofilament ProteinsMicrotubule-Associated ProteinsPrecipitin TestsProtein BindingProtein IsoformsProtein Structure, TertiaryRatsSpectrinSrc Homology DomainsTwo-Hybrid System TechniquesConceptsBetaIII spectrinGolgi vesicle traffickingMicrotubule motor complexAssociation of dyneinVesicle traffickingVesicular cargoRat brain cytosolMitotic spindleIntracellular motorsCytoplasmic dyneinCleavage furrowDynactinInterphase cellsArp1Spectrin isoformsCytoplasmic vesiclesF-actinActin bindsEndoplasmic reticulumPerinuclear regionNovel localizationSpectrinDyneinBrain cytosolΒIII spectrin
1999
Brain and Muscle Express a Unique Alternative Transcript of αΙΙ Spectrin †
Cianci C, Zhang Z, Pradhan D, Morrow J. Brain and Muscle Express a Unique Alternative Transcript of αΙΙ Spectrin †. Biochemistry 1999, 38: 15721-15730. PMID: 10625438, DOI: 10.1021/bi991458k.Peer-Reviewed Original ResearchConceptsAlternative mRNA splicingMRNA splicingAlphaII-spectrinBp insertionNovel protein interaction siteEmbryonic tissuesInsert 2Alternative exon usageProtein interaction sitesAmino acid sequenceDifferent splice formsAmino acid insertionMouse embryonic tissuesInsert-1Amino acid substitutionsSkeletal muscleGene familyDynamic molecular modelingMature proteinUnanticipated functionAlternative splicingExon usageIndividual transcriptsAlternative transcriptsSplice forms
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 markers
1997
Site-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
1993
Cloning of a Portion of the Chromosomal Gene and cDNA for Human β-Fodrin, the Nonerythroid Form of β-Spectrin
Chang J, Scarpa A, Eddy R, Byers M, Harris A, Morrow J, Watkins P, Shows T, Forget B. Cloning of a Portion of the Chromosomal Gene and cDNA for Human β-Fodrin, the Nonerythroid Form of β-Spectrin. Genomics 1993, 17: 287-293. PMID: 8406479, DOI: 10.1006/geno.1993.1323.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBase SequenceBrainCarrier ProteinsChromosome MappingChromosomes, Human, Pair 2Cloning, MolecularDNA ProbesDNA, ComplementaryExonsHumansHybrid CellsIntronsMiceMicrofilament ProteinsMolecular Sequence DataNerve Tissue ProteinsOligonucleotide ProbesRestriction MappingSequence Homology, Amino AcidSpectrinConceptsAmino acid sequenceAcid sequenceNonerythroid formsDNA sequencesSimilar exon/intron organizationGenomic DNAExon/intron organizationSomatic hybrid cell linesCell cDNA libraryHuman genomic librarySingle-copy DNA fragmentsSingle-copy probesComposite DNA sequenceDNA sequence analysisHybrid cell linesIntron organizationChromosomal localizationGenomic clonesGenomic libraryGenomic fragmentChromosomal genesCDNA clonesCDNA libraryChromosome 2Nucleotide sequence
1990
Calmodulin and calcium-dependent protease I coordinately regulate the interaction of fodrin with actin.
Harris A, Morrow J. Calmodulin and calcium-dependent protease I coordinately regulate the interaction of fodrin with actin. Proceedings Of The National Academy Of Sciences Of The United States Of America 1990, 87: 3009-3013. PMID: 2326262, PMCID: PMC53823, DOI: 10.1073/pnas.87.8.3009.Peer-Reviewed Original Research
1988
Proteolytic processing of human brain alpha spectrin (fodrin): identification of a hypersensitive site
Harris A, Morrow J. Proteolytic processing of human brain alpha spectrin (fodrin): identification of a hypersensitive site. Journal Of Neuroscience 1988, 8: 2640-2651. PMID: 3074159, PMCID: PMC6569499, DOI: 10.1523/jneurosci.08-07-02640.1988.Peer-Reviewed Original ResearchConceptsLong-term potentiationBrain spectrinCalcium-dependent mechanismCalcium-dependent neutral proteaseCalcium-dependent proteaseCentral molecular mechanismsSite of actionReceptor functionPostsynaptic membraneCalcium-dependent mannerFurther investigationMolecular mechanismsGel overlay techniqueAlpha subunitNeutral proteaseNonerythroid spectrinImportant moleculesProteolytic processingCleavage fragmentsPotentiationProtease
1987
Synapsin I: an actin-bundling protein under phosphorylation control.
Petrucci T, Morrow J. Synapsin I: an actin-bundling protein under phosphorylation control. Journal Of Cell Biology 1987, 105: 1355-1363. PMID: 3115996, PMCID: PMC2114810, DOI: 10.1083/jcb.105.3.1355.Peer-Reviewed Original ResearchBeta spectrin bestows protein 4.1 sensitivity on spectrin-actin interactions.
Coleman T, Harris A, Mische S, Mooseker M, Morrow J. Beta spectrin bestows protein 4.1 sensitivity on spectrin-actin interactions. Journal Of Cell Biology 1987, 104: 519-526. PMID: 3818791, PMCID: PMC2114562, DOI: 10.1083/jcb.104.3.519.Peer-Reviewed Original Research