2021
Methylation of dual-specificity phosphatase 4 controls cell differentiation
Su H, Jiang M, Senevirathne C, Aluri S, Zhang T, Guo H, Xavier-Ferrucio J, Jin S, Tran NT, Liu SM, Sun CW, Zhu Y, Zhao Q, Chen Y, Cable L, Shen Y, Liu J, Qu CK, Han X, Klug CA, Bhatia R, Chen Y, Nimer SD, Zheng YG, Iancu-Rubin C, Jin J, Deng H, Krause DS, Xiang J, Verma A, Luo M, Zhao X. Methylation of dual-specificity phosphatase 4 controls cell differentiation. Cell Reports 2021, 36: 109421. PMID: 34320342, PMCID: PMC9110119, DOI: 10.1016/j.celrep.2021.109421.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnimalsArginineCell DifferentiationCell LineChildDual-Specificity PhosphatasesEnzyme StabilityFemaleHEK293 CellsHumansMaleMAP Kinase Signaling SystemMegakaryocytesMethylationMice, Inbred C57BLMiddle AgedMitogen-Activated Protein Kinase PhosphatasesMyelodysplastic SyndromesP38 Mitogen-Activated Protein KinasesPolyubiquitinProtein-Arginine N-MethyltransferasesProteolysisRepressor ProteinsUbiquitinationYoung AdultConceptsDual-specificity phosphataseCell differentiationSingle-cell transcriptional analysisP38 MAPKControls cell differentiationE3 ligase HUWE1Knockdown screeningMK differentiationTranscriptional analysisMegakaryocyte differentiationProtein kinaseP38 axisP38 activationPRMT1Transcriptional signatureContext of thrombocytopeniaMK cellsMechanistic insightsPharmacological inhibitionDifferentiationMethylationMAPKPhosphataseUbiquitinylationActivation
2012
Role of RhoA-Specific Guanine Exchange Factors in Regulation of Endomitosis in Megakaryocytes
Gao Y, Smith E, Ker E, Campbell P, Cheng EC, Zou S, Lin S, Wang L, Halene S, Krause DS. Role of RhoA-Specific Guanine Exchange Factors in Regulation of Endomitosis in Megakaryocytes. Developmental Cell 2012, 22: 573-584. PMID: 22387001, PMCID: PMC3306542, DOI: 10.1016/j.devcel.2011.12.019.Peer-Reviewed Original ResearchConceptsGEF-H1Efficient platelet productionExchange factor GEF-H1Guanine exchange factorGEF-H1 knockdownDevelopment of aneuploidyGEF-H1 expressionMK polyploidizationExchange factorPloidy defectsAberrant mitosisDevelopmental processesExogenous expressionPolyploidizationRhoA activationEndomitotic cyclePrimary cellsUnknown mechanismMechanistic insightsECT2EndomitosisAneuploid cancersPlatelet productionMegakaryocytesDownregulation