Stacy Malaker
Assistant ProfessorCards
About
Research
Publications
2024
Unraveling O‑Glycan Diversity of Mucins: Insights from SmE Mucinase and Ultraviolet Photodissociation Mass Spectrometry
Helms A, Chang V, Malaker S, Brodbelt J. Unraveling O‑Glycan Diversity of Mucins: Insights from SmE Mucinase and Ultraviolet Photodissociation Mass Spectrometry. Analytical Chemistry 2024 PMID: 39576755, DOI: 10.1021/acs.analchem.4c02011.Peer-Reviewed Original ResearchUltraviolet photodissociationUltraviolet photodissociation mass spectrometryPhotodissociation mass spectrometryDomain proteinsMicroheterogeneity of glycosylationStructural characterizationMass spectrometryGlycan mappingTandem repeatsMUC-16Target proteasesPhotodissociationDiverse classSpectrometryTIM-1ProteinGlycoproteinQuantification and Site-Specific Analysis of Co-occupied N- and O‑Glycopeptides
Chongsaritsinsuk J, Rangel-Angarita V, Lucas T, Mahoney K, Enny O, Katemauswa M, Malaker S. Quantification and Site-Specific Analysis of Co-occupied N- and O‑Glycopeptides. Journal Of Proteome Research 2024 PMID: 39498894, DOI: 10.1021/acs.jproteome.4c00574.Peer-Reviewed Original ResearchElectron-based methodsO-glycopeptidesElectron-based fragmentation methodsFragmentation methodCo-occupancyO-glycosylated peptidesAnalysis of glycopeptidesPost-translational modificationsN-glycoproteomic analysisCore 1 structureComplex samplesO-glycansPurified proteinProtein glycosylationO-glycositesN-glycoproteomeNonmucin glycoproteinsTryptic peptidesDissociation methodO-linkedAnalysis of mucinsSite-specific analysisGlycoproteinGlycosylationProteinO-Glycoproteomics: Methods, Challenges, and New Opportunities
Riley N, Malaker S. O-Glycoproteomics: Methods, Challenges, and New Opportunities. 2024, 118-162. DOI: 10.1039/9781839166433-00118.Peer-Reviewed Original ResearchElectron transfer dissociationMass spectrometryBeam-type collision-induced dissociationSupplemental collisional activationCollision-induced dissociationSolid-phase extractionCollisional activationTransfer dissociationGlycopeptide analysisTandem MSO-glycoproteomeDissociationO-glycoproteinsSite-specific localizationGlycopeptidesEThcDO-glycansSpectrometryGlycoproteomicsSpectraElectronExpanding the repertoire of GalNAc analogues for cell-specific bioorthogonal tagging of glycoproteins
Zafar A, Sridhar S, Bineva-Todd G, Cioce A, Abdulla N, Chang V, Malaker S, Hewings D, Schumann B. Expanding the repertoire of GalNAc analogues for cell-specific bioorthogonal tagging of glycoproteins. RSC Chemical Biology 2024, 5: 1002-1009. PMID: 39238612, PMCID: PMC11369666, DOI: 10.1039/d4cb00093e.Peer-Reviewed Original ResearchAnalysis of Mucin‐Domain Glycoproteins Using Mass Spectrometry
Mahoney K, Malaker S. Analysis of Mucin‐Domain Glycoproteins Using Mass Spectrometry. Current Protocols 2024, 4: e1100. PMID: 38984456, PMCID: PMC11239139, DOI: 10.1002/cpz1.1100.Peer-Reviewed Original ResearchGlycoproteomics: Charting new territory in mass spectrometry and glycobiology
Malaker S. Glycoproteomics: Charting new territory in mass spectrometry and glycobiology. Journal Of Mass Spectrometry 2024, 59: e5034. PMID: 38726698, DOI: 10.1002/jms.5034.Peer-Reviewed Original ResearchStress-induced mucin 13 reductions drive intestinal microbiome shifts and despair behaviors
Rivet-Noor C, Merchak A, Render C, Gay N, Beiter R, Brown R, Keeler A, Moreau G, Li S, Olgun D, Steigmeyer A, Ofer R, Phan T, Vemuri K, Chen L, Mahoney K, Shin J, Malaker S, Deppmann C, Verzi M, Gaultier A. Stress-induced mucin 13 reductions drive intestinal microbiome shifts and despair behaviors. Brain Behavior And Immunity 2024, 119: 665-680. PMID: 38579936, PMCID: PMC11187485, DOI: 10.1016/j.bbi.2024.03.028.Peer-Reviewed Original ResearchMicrobiome shiftsDespair behaviorTranscription factor familyChronic stressRegulation of mucinsState of dysbiosisMicrobiome composition changesAssociated with disease pathologyDepressive-like symptomsModel of chronic stressLimited treatment optionsContext of stressHuman microbiomeMicrobiome compositionPsychological stress exposureMicrobial compositionFactor familyMicrobial dysbiosisMicrobial changesMicrobiome dysbiosisMicrobiomeTreatment optionsUpstream mediatorDepressive symptomsStress exposureMass Spectrometry-Compatible Elution Technique Enables an Improved Mucin-Selective Enrichment Strategy to Probe the Mucinome
Mahoney K, Chang V, Lucas T, Maruszko K, Malaker S. Mass Spectrometry-Compatible Elution Technique Enables an Improved Mucin-Selective Enrichment Strategy to Probe the Mucinome. Analytical Chemistry 2024, 96: 5242-5250. PMID: 38512228, DOI: 10.1021/acs.analchem.3c05762.Peer-Reviewed Original ResearchMucin-domain glycoproteinsO-glycopeptidesGlycopeptide signalsIn-gel digestionMass spectrometryElution conditionsSolid supportBinding moietyElution stepDownstream analysisO-glycosylationIn-gelBiological functionsElutionHuman serumEnrichment strategyCell linesMoietyEffective isolationSpectrometryCatalyticallyGlycoproteinSampling requirementsGlycopeptidesStcEGlycoproteomic landscape and structural dynamics of TIM family immune checkpoints enabled by mucinase SME and molecular dynamics simulations
Rosenfeld M, Kearns F, Chongsaritsinsuk J, Steigmeyer A, Mahoney K, Lucas T, Ince D, Battison A, Hollenhorst M, Shon D, Bertozzi C, Farracane M, Lemmon M, Malaker S, Amaro R. Glycoproteomic landscape and structural dynamics of TIM family immune checkpoints enabled by mucinase SME and molecular dynamics simulations. Biophysical Journal 2024, 123: 14a. DOI: 10.1016/j.bpj.2023.11.205.Peer-Reviewed Original Research
2023
Glycoproteomic landscape and structural dynamics of TIM family immune checkpoints enabled by mucinase SmE
Chongsaritsinsuk J, Steigmeyer A, Mahoney K, Rosenfeld M, Lucas T, Smith C, Li A, Ince D, Kearns F, Battison A, Hollenhorst M, Judy Shon D, Tiemeyer K, Attah V, Kwon C, Bertozzi C, Ferracane M, Lemmon M, Amaro R, Malaker S. Glycoproteomic landscape and structural dynamics of TIM family immune checkpoints enabled by mucinase SmE. Nature Communications 2023, 14: 6169. PMID: 37794035, PMCID: PMC10550946, DOI: 10.1038/s41467-023-41756-y.Peer-Reviewed Original ResearchConceptsFamily of proteinsMucin domainO-glycosylationBiological functionsKey regulatorComplex glycansMass spectrometric analysisFunctional relevanceTIM familyDetailed molecular structureCritical roleGlycosylationProteinSpectrometric analysisStructural featuresUnique abilityStructural dynamicsMolecular dynamics simulationsTim-3 functionFamilyPowerful workflowRegulatorImmune cellsCheckpointGlycans
Academic Achievements & Community Involvement
News
News
- September 08, 2023
WHRY Launches New Pilot Project Studies
- May 25, 2023Source: NBC CT
Yale Researcher Studying How to Detect Ovarian Cancer Earlier
- May 16, 2023
Women’s Health Research at Yale Funds Studies to Improve Early Detection of Ovarian Cancer, Treatment of Prenatal Infections, and Aortic Aneurysm Outcomes in Women