2003
Tyrosinase Maturation and Oligomerization in the Endoplasmic Reticulum Require a Melanocyte-specific Factor*
Francis E, Wang N, Parag H, Halaban R, Hebert DN. Tyrosinase Maturation and Oligomerization in the Endoplasmic Reticulum Require a Melanocyte-specific Factor*. Journal Of Biological Chemistry 2003, 278: 25607-25617. PMID: 12724309, DOI: 10.1074/jbc.m303411200.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCalnexinCalreticulinCells, CulturedCentrifugation, Density GradientCHO CellsCricetinaeCross-Linking ReagentsDimerizationDogsElectrophoresis, Polyacrylamide GelEndoplasmic ReticulumLectinsMelanocytesMembrane GlycoproteinsMiceMicrosomesMonophenol MonooxygenaseMutationOxidoreductasesPancreasPlasmidsPolysaccharidesProtein BindingProtein BiosynthesisProtein FoldingProtein TransportProteinsRabbitsSucroseTime FactorsTranscription, GeneticTrypsinConceptsMelanocyte-specific factorsSemipermeabilized cellsEndoplasmic reticulum retentionLectin chaperones calnexinMelanocyte-specific proteinsTyrosinase-related protein 1Wild-type tyrosinaseSynthesis of melaninChaperone interactionsChaperone calnexinTyrosinase maturationMouse melanocytesTrypsin-resistant stateProtein 1Human tyrosinaseTranslation systemOligomerizationPersistent interactionsMaturationMelanocytesTyrosinaseCellsCalnexinMisfoldingER
2000
Proper Folding and Endoplasmic Reticulum to Golgi Transport of Tyrosinase Are Induced by Its Substrates, DOPA and Tyrosine*
Halaban R, Cheng E, Svedine S, Aron R, Hebert D. Proper Folding and Endoplasmic Reticulum to Golgi Transport of Tyrosinase Are Induced by Its Substrates, DOPA and Tyrosine*. Journal Of Biological Chemistry 2000, 276: 11933-11938. PMID: 11124258, DOI: 10.1074/jbc.m008703200.Peer-Reviewed Original ResearchConceptsWild-type tyrosinaseEndoplasmic reticulumProper foldingWild-type proteinMelanoma cellsLoss of pigmentationTyrosinase-positive melanoma cellsGolgi transportType proteinAlbino mutantS proteasomeSubsequent retranslocationMutant formsCatalytic stateEnzymatic activityProteolytic degradationNative formReticulumFoldingProteinTumor-derived antigenic peptidesTyrosinase activitySuppress tyrosinase activityCellsMetabolic changesEndoplasmic reticulum retention is a common defect associated with tyrosinase-negative albinism
Halaban R, Svedine S, Cheng E, Smicun Y, Aron R, Hebert D. Endoplasmic reticulum retention is a common defect associated with tyrosinase-negative albinism. Proceedings Of The National Academy Of Sciences Of The United States Of America 2000, 97: 5889-5894. PMID: 10823941, PMCID: PMC18529, DOI: 10.1073/pnas.97.11.5889.Peer-Reviewed Original ResearchMeSH KeywordsAlbinism, OculocutaneousAmino Acid SubstitutionAnimalsCalcium-Binding ProteinsCalnexinCalreticulinCells, CulturedEndoplasmic ReticulumGolgi ApparatusHumansMelanocytesMelanosomesMiceMice, Mutant StrainsMicroscopy, FluorescenceMonophenol MonooxygenasePoint MutationProtein BindingProtein FoldingRecombinant Fusion ProteinsRibonucleoproteinsTransfection