2024
Mass 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 requirementsGlycopeptidesStcE
2022
Revealing the human mucinome
Malaker SA, Riley NM, Shon DJ, Pedram K, Krishnan V, Dorigo O, Bertozzi CR. Revealing the human mucinome. Nature Communications 2022, 13: 3542. PMID: 35725833, PMCID: PMC9209528, DOI: 10.1038/s41467-022-31062-4.Peer-Reviewed Original ResearchConceptsModular protein domainsKey molecular signaturesProtein domainsTransmembrane proteinDetection of hundredsMucin domainGlycoprotein identificationHuman diseasesMolecular signaturesCell lysatesEnrichment strategyGlycoproteinVivo sourceOverlapping populationsImportant roleDomainStcEProteinLysatesOvarian cancer patientsComplex samples
2019
The mucin-selective protease StcE enables molecular and functional analysis of human cancer-associated mucins
Malaker SA, Pedram K, Ferracane MJ, Bensing BA, Krishnan V, Pett C, Yu J, Woods EC, Kramer JR, Westerlind U, Dorigo O, Bertozzi CR. The mucin-selective protease StcE enables molecular and functional analysis of human cancer-associated mucins. Proceedings Of The National Academy Of Sciences Of The United States Of America 2019, 116: 7278-7287. PMID: 30910957, PMCID: PMC6462054, DOI: 10.1073/pnas.1813020116.Peer-Reviewed Original ResearchConceptsModular protein domainsProtein domainsSecreted proteinsMucin domainFunctional analysisHuman diseasesMucin biologyGlycosylation patternsCultured cellsMolecular levelCell surfaceSequence coverageKey playersBacterial proteasesCancer-associated mucinsDiscrete peptidesBiological ligandsProteaseHuman mucinsGlycoform analysisStcESiglec-9Domain structureMass spectrometryDomain