2023
An optogenetic-phosphoproteomic study reveals dynamic Akt1 signaling profiles in endothelial cells
Zhou W, Li W, Wang S, Salovska B, Hu Z, Tao B, Di Y, Punyamurtula U, Turk B, Sessa W, Liu Y. An optogenetic-phosphoproteomic study reveals dynamic Akt1 signaling profiles in endothelial cells. Nature Communications 2023, 14: 3803. PMID: 37365174, PMCID: PMC10293293, DOI: 10.1038/s41467-023-39514-1.Peer-Reviewed Original ResearchConceptsPhosphorylation sitesSerine/threonine kinase AktMass spectrometry-based phosphoproteomicsThreonine kinase AktAkt-dependent phosphorylationAberrant Akt activationEndothelial cellsKinase substrateKinase AktCell signalingPhosphorylation profilePhenotypic outcomesDownstream signalingAkt activationAkt1 phosphorylationHuman diseasesSystem-level analysisAKT1Vascular endothelial cellsRich resourcePhosphorylationSignalingGrowth factorAktCellsA basic phosphoproteomic-DIA workflow integrating precise quantification of phosphosites in systems biology
Di Y, Li W, Salovska B, Ba Q, Hu Z, Wang S, Liu Y. A basic phosphoproteomic-DIA workflow integrating precise quantification of phosphosites in systems biology. Biophysics Reports 2023, 9: 82-98. PMID: 37753060, PMCID: PMC10518521, DOI: 10.52601/bpr.2023.230007.Peer-Reviewed Original ResearchPost-translational modificationsData-independent acquisitionSystems biologySite-specific phosphorylation eventsImportant post-translational modificationMost human proteinsCritical protein functionsPhosphorylation eventsProtein functionPhosphoproteomic studiesPhosphoproteomic analysisBioinformatics AdvancesHuman proteinsMass spectrometry technologyBioinformatics analysisLarge-scale quantificationExperimental workflowHigh-resolution mass spectrometry technologySpectrometry technologyPhosphoproteomicsPhosphorylationBiologyProteinSystems medicineSingle experiment
2022
Toward a hypothesis‐free understanding of how phosphorylation dynamically impacts protein turnover
Li W, Salovska B, Fornasiero E, Liu Y. Toward a hypothesis‐free understanding of how phosphorylation dynamically impacts protein turnover. Proteomics 2022, 23: e2100387. PMID: 36422574, PMCID: PMC10964180, DOI: 10.1002/pmic.202100387.Peer-Reviewed Original ResearchConceptsPost-translational modificationsProtein turnoverDynamic stable isotope labelingCell starvationStable isotope labelingData-independent acquisition mass spectrometryAcquisition mass spectrometryProteome levelTurnover diversityPhosphoproteomic datasetsPhosphorylation stoichiometryMetabolic labelingIsotope labelingMass spectrometryPhosphorylationAmino acidsCell culturesBiological perspectiveStarvationTurnoverTurnover measurementsRecent studiesSILACProteoformsPeptidoforms
2020
Global and Site-Specific Effect of Phosphorylation on Protein Turnover
Wu C, Ba Q, Lu D, Li W, Salovska B, Hou P, Mueller T, Rosenberger G, Gao E, Di Y, Zhou H, Fornasiero EF, Liu Y. Global and Site-Specific Effect of Phosphorylation on Protein Turnover. Developmental Cell 2020, 56: 111-124.e6. PMID: 33238149, PMCID: PMC7855865, DOI: 10.1016/j.devcel.2020.10.025.Peer-Reviewed Original ResearchConceptsProtein turnoverProtein lifetimeCyclin-dependent kinase substrateStable isotope-labeled amino acidsSite-specific phosphorylationPulse-labeling approachIsotope-labeled amino acidsMass spectrometry-based methodCell fitnessKinase substratePhosphorylation sitesPhosphorylated sitesProteomic methodsCell signalingSpectrometry-based methodsLive cellsAmino acidsPhosphositesRich resourceDisease biologyLabeling approachPhosphorylationModification typesGlutamic acidTurnover
2013
Radio-sensitization of human leukaemic MOLT-4 cells by DNA-dependent protein kinase inhibitor, NU7441
Tichy A, Durisova K, Salovska B, Pejchal J, Zarybnicka L, Vavrova J, Dye N, Sinkorova Z. Radio-sensitization of human leukaemic MOLT-4 cells by DNA-dependent protein kinase inhibitor, NU7441. Radiation And Environmental Biophysics 2013, 53: 83-92. PMID: 24100951, DOI: 10.1007/s00411-013-0494-5.Peer-Reviewed Original ResearchConceptsDNA-dependent protein kinasePhosphorylation of H2A.XMOLT-4 cellsDNA-dependent protein kinase inhibitorDNA repair signalingProtein kinase inhibitorsAnti-apoptotic Mcl-1Cleavage of PARPHistone H2A.X.Cdc25A phosphataseProtein kinaseRepair signalingMolecular mechanismsNU7441Mcl-1Detection of IRDNA damageSpecific inhibitorPhosphorylationDetection of proteinsH2A.XSubsequent inductionKinase inhibitorsWestern blottingApoptosis
2012
Enrichment strategies for phosphoproteomics: state-of-the-art
Salovska B, Tichy A, Rezacova M, Vavrova J, Novotna E. Enrichment strategies for phosphoproteomics: state-of-the-art. Reviews In Analytical Chemistry 2012, 31: 29-41. DOI: 10.1515/revac-2011-0025.Peer-Reviewed Original ResearchProtein phosphorylationReversible post-translational modificationPost-translational modificationsAffinity enrichment techniquesPhosphorylated peptides/proteinsSubsequent mass spectrometry analysisAnalysis of phosphorylationEnrichment strategyDifferent enrichment strategiesTranslational regulationPhosphorylation sitesCellular signalingPhosphorylated proteinsMass spectrometry analysisPeptides/proteinsKey regulatorBiological processesChemical derivatizationLow abundancePhosphorylationMass spectrometryProteinSpectrometry analysisNonphosphorylated proteinsEnrichment technique
2011
Phosphoproteomics: Searching for a needle in a haystack
Tichy A, Salovska B, Rehulka P, Klimentova J, Vavrova J, Stulik J, Hernychova L. Phosphoproteomics: Searching for a needle in a haystack. Journal Of Proteomics 2011, 74: 2786-2797. PMID: 21839867, DOI: 10.1016/j.jprot.2011.07.018.Peer-Reviewed Original ResearchConceptsCharacterization of phosphoproteinsReversible phosphorylationCellular processesSignal transductionCell divisionNon-phosphorylated peptidesGene expressionInsufficient ionizationLow abundanceTryptic protein digestsMass spectrometryCritical roleProtein digestsEnrichment techniquePhosphoproteomePhosphoproteomicsPhosphoproteinPowerful toolTransductionPhosphorylationPhosphopeptidesProteinAbundanceApoptosisDifferentiation