2018
Regulation of C-C chemokine receptor 5 (CCR5) stability by Lys197 and by transmembrane protein aptamers that target it for lysosomal degradation
Petti LM, Marlatt SA, Luo Y, Scheideman EH, Shelar A, DiMaio D. Regulation of C-C chemokine receptor 5 (CCR5) stability by Lys197 and by transmembrane protein aptamers that target it for lysosomal degradation. Journal Of Biological Chemistry 2018, 293: 8787-8801. PMID: 29678881, PMCID: PMC5995508, DOI: 10.1074/jbc.ra117.001067.Peer-Reviewed Original ResearchConceptsG protein-coupled receptorsC motif chemokine receptor 5Transmembrane helicesAmino acidsProtein aptamerFifth transmembrane helixUncharged amino acidsSpecific amino acidsProtein-coupled receptorsSubstitution of LysTraptamersReceptor stabilityLysosomal degradationHomologous positionsDiverse mechanismsChemokine receptor 5Initial characterizationNew therapeutic approachesHuman T cellsStable complexesCCR5 expressionCentral roleNew insightsChemokine receptorsHelix
2017
Single methyl groups can act as toggle switches to specify transmembrane Protein-protein interactions
He L, Steinocher H, Shelar A, Cohen EB, Heim EN, Kragelund BB, Grigoryan G, DiMaio D. Single methyl groups can act as toggle switches to specify transmembrane Protein-protein interactions. ELife 2017, 6: e27701. PMID: 28869036, PMCID: PMC5597333, DOI: 10.7554/elife.27701.Peer-Reviewed Original ResearchConceptsProtein-protein interactionsErythropoietin receptorTransmembrane proteinTransmembrane protein-protein interactionsTMD interactionsModel transmembrane proteinMouse erythropoietin receptorHuman erythropoietin receptorSingle methyl groupGrowth factor independenceSide chain methyl groupsCellular processesMouse cellsFactor independenceChain methyl groupsIntrinsic specificityToggle switchTraptamersMethyl groupProteinReceptor activitySpecific positionsReceptorsSpecificityOligomerization
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