2024
Spatiotemporal control of subcellular O-GlcNAc signaling using Opto-OGT
Ong Q, Lim L, Goh C, Liao Y, Chan S, Lim C, Kam V, Yap J, Tseng T, Desrouleaux R, Wang L, Ler S, Lim S, Kim S, Sobota R, Bennett A, Han W, Yang X. Spatiotemporal control of subcellular O-GlcNAc signaling using Opto-OGT. Nature Chemical Biology 2024, 1-9. PMID: 39543398, DOI: 10.1038/s41589-024-01770-7.Peer-Reviewed Original ResearchO-GlcNAc transferaseO-GlcNAcLocalized to specific subcellular sitesResponse to insulin stimulationPost-translational modification of intracellular proteinsModification of intracellular proteinsO-GlcNAc signalingPost-translational modificationsTargeting O-GlcNAc transferaseSpatiotemporal controlMulticellular organismsOGT activityOrganelle functionO-GlcNAcylationSubcellular sitesMTORC activitySignal transductionIntracellular proteinsNutrient-sensing signalsCell signalingInsulin stimulationPlasma membraneGene expressionRegulatory mechanismsAkt phosphorylation
1993
Activation of the SH2-containing phosphotyrosine phosphatase SH-PTP2 by its binding site, phosphotyrosine 1009, on the human platelet-derived growth factor receptor.
Lechleider R, Sugimoto S, Bennett A, Kashishian A, Cooper J, Shoelson S, Walsh C, Neel B. Activation of the SH2-containing phosphotyrosine phosphatase SH-PTP2 by its binding site, phosphotyrosine 1009, on the human platelet-derived growth factor receptor. Journal Of Biological Chemistry 1993, 268: 21478-21481. PMID: 7691811, DOI: 10.1016/s0021-9258(20)80562-6.Peer-Reviewed Original ResearchConceptsSH-PTP2Platelet-derived growth factor receptorGrowth factor receptorPhosphotyrosyl peptidesFactor receptorSrc homology 2 domainHuman platelet-derived growth factor receptorIntrinsic tyrosine kinase activityPeptide competition assaysTyrosine kinase activitySH2 domainPhosphorylation sitesSignal transductionKinase activityMajor binding siteImmunoprecipitation studiesCompetition assaysTyrosyl residuesBinding sitesEarly eventsProteinLigand additionActivity 5ReceptorsDocking point