2020
Comparative Proteomic Profiling of Unannotated Microproteins and Alternative Proteins in Human Cell Lines
Cao X, Khitun A, Na Z, Dumitrescu DG, Kubica M, Olatunji E, Slavoff SA. Comparative Proteomic Profiling of Unannotated Microproteins and Alternative Proteins in Human Cell Lines. Journal Of Proteome Research 2020, 19: 3418-3426. PMID: 32449352, PMCID: PMC7429271, DOI: 10.1021/acs.jproteome.0c00254.Peer-Reviewed Original ResearchConceptsRibosome profilingHuman cell linesQuantitative mass spectrometry-based proteomicsCell linesMass spectrometry-based proteomicsLabel-free quantitative proteomicsComplex human proteomeLabel-free comparative proteomicsAlternative open reading framesStress-dependent expressionSpectrometry-based proteomicsTissue-specific expressionOpen reading frameComparative proteomic profilingUnannotated ORFsComparative proteomicsUnannotated proteinsMammalian cellsHuman proteomeQuantitative proteomicsDifferential translationReading frameProteomic profilingHuman leukemia cell linesRegulated expressionNon-AUG start codons: Expanding and regulating the small and alternative ORFeome
Cao X, Slavoff SA. Non-AUG start codons: Expanding and regulating the small and alternative ORFeome. Experimental Cell Research 2020, 391: 111973. PMID: 32209305, PMCID: PMC7256928, DOI: 10.1016/j.yexcr.2020.111973.Peer-Reviewed Original ResearchConceptsSmall open reading framesFunctional small open reading framesStart codonClasses of genesImportant biological processesNon-AUG start codonsOpen reading frameNon-AUG codonsStart codon usageAUG start codonEukaryotic genomesGenomic toolsRibosome profilingNovel genesCodon usageReading frameProteomic studiesBiological processesSequence propertiesCodonGenesPresence of thousandsEukaryotesProkaryotes
2014
Discovery of Human sORF-Encoded Polypeptides (SEPs) in Cell Lines and Tissue
Ma J, Ward CC, Jungreis I, Slavoff SA, Schwaid AG, Neveu J, Budnik BA, Kellis M, Saghatelian A. Discovery of Human sORF-Encoded Polypeptides (SEPs) in Cell Lines and Tissue. Journal Of Proteome Research 2014, 13: 1757-1765. PMID: 24490786, PMCID: PMC3993966, DOI: 10.1021/pr401280w.Peer-Reviewed Original ResearchConceptsShort open reading framesNon-AUG start codonsOpen reading frameCell linesHuman genomeMammalian cellsReading frameStart codonAdditional cell linesPolypeptide productsMolecular biologyUbiquitous classK562 cellsGenomeProteomeHuman SEPsPolypeptideHuman tissuesNew SEPCellsCodonDiscoveryBiologyTissueLines
2013
Chemoproteomic Discovery of Cysteine-Containing Human Short Open Reading Frames
Schwaid AG, Shannon DA, Ma J, Slavoff SA, Levin JZ, Weerapana E, Saghatelian A. Chemoproteomic Discovery of Cysteine-Containing Human Short Open Reading Frames. Journal Of The American Chemical Society 2013, 135: 16750-16753. PMID: 24152191, PMCID: PMC3868496, DOI: 10.1021/ja406606j.Peer-Reviewed Original ResearchConceptsShort open reading framesOpen reading frameReading frameProtein-coding genesProtein-coding potentialGene-finding algorithmsAffinity-based approachRibosome profilingNew genesHuman proteomeMass spectrometry technologyEndogenous RNASpectrometry technologyLabeling approachGenesHuman SEPsPotential importanceInvaluable insightsExperimental approachGenomeProteomeDiscoveryRNABiologyPolypeptide
2012
Peptidomic discovery of short open reading frame–encoded peptides in human cells
Slavoff SA, Mitchell AJ, Schwaid AG, Cabili MN, Ma J, Levin JZ, Karger AD, Budnik BA, Rinn JL, Saghatelian A. Peptidomic discovery of short open reading frame–encoded peptides in human cells. Nature Chemical Biology 2012, 9: 59-64. PMID: 23160002, PMCID: PMC3625679, DOI: 10.1038/nchembio.1120.Peer-Reviewed Original Research