2016
O-Glycosylation of a Secretory Granule Membrane Enzyme Is Essential for Its Endocytic Trafficking*
Vishwanatha KS, Bäck N, Lam TT, Mains RE, Eipper BA. O-Glycosylation of a Secretory Granule Membrane Enzyme Is Essential for Its Endocytic Trafficking*. Journal Of Biological Chemistry 2016, 291: 9835-9850. PMID: 26961877, PMCID: PMC4850319, DOI: 10.1074/jbc.m115.711838.Peer-Reviewed Original ResearchConceptsHigh molecular weight complexesPAM-1Molecular weight complexesEndocytic traffickingCytosolic domainBlue native PAGE analysisAtT-20 corticotrope tumor cellsWeight complexesCrucial post-translational modificationPost-translational modificationsO-glycosylation sitesPeptidylglycine αFurin-like convertasesNative PAGE analysisSoluble fragmentCorticotrope tumor cellsAlternative splicingEndocytic pathwayCatalytic domainEndocytic compartmentsGlycosylation sitesO-glycosylationMultivesicular bodiesMembrane enzymeEndoproteolytic cleavage
2013
Palmitoylation of Superoxide Dismutase 1 (SOD1) Is Increased for Familial Amyotrophic Lateral Sclerosis-linked SOD1 Mutants*
Antinone SE, Ghadge GD, Lam TT, Wang L, Roos RP, Green WN. Palmitoylation of Superoxide Dismutase 1 (SOD1) Is Increased for Familial Amyotrophic Lateral Sclerosis-linked SOD1 Mutants*. Journal Of Biological Chemistry 2013, 288: 21606-21617. PMID: 23760509, PMCID: PMC3724620, DOI: 10.1074/jbc.m113.487231.Peer-Reviewed Original ResearchMeSH KeywordsAmyotrophic Lateral SclerosisAnimalsBlotting, WesternCell Line, TumorCell MembraneCysteineDisulfidesHEK293 CellsHumansLipoylationLuminescent ProteinsMass SpectrometryMiceMice, TransgenicMutationNeuronsOxidation-ReductionProtein Processing, Post-TranslationalSpinal CordSuperoxide DismutaseSuperoxide Dismutase-1ConceptsWild-type SOD1Familial amyotrophic lateral sclerosisSuperoxide dismutase 1Copper chaperoneCysteine mutagenesisReversible post-translational modificationAcyl-biotin exchangeDisulfide bondingPost-translational modificationsMass spectrometryWild-type superoxide dismutase 1PalmitoylationSOD1 maturationMotor neuron cell lineProtein structureSOD1 mutantsNeuron cell lineAmyotrophic lateral sclerosisZn-superoxide dismutaseHEK cellsResidues 6ChaperonesCell linesMutagenesisDismutase 1