2016
Nop9 is a PUF-like protein that prevents premature cleavage to correctly process pre-18S rRNA
Zhang J, McCann KL, Qiu C, Gonzalez LE, Baserga SJ, Hall TM. Nop9 is a PUF-like protein that prevents premature cleavage to correctly process pre-18S rRNA. Nature Communications 2016, 7: 13085. PMID: 27725644, PMCID: PMC5062617, DOI: 10.1038/ncomms13085.Peer-Reviewed Original ResearchConceptsEukaryotic ribosome biogenesisCorrect subcellular locationRibosome assembly factorsPre-ribosomal RNAPumilio repeatsRibosome biogenesisHuman ribosomopathiesAssembly factorsBiogenesis factorsRepeat proteinsMature rRNASubcellular locationNop9RNA complexCleavage siteRRNATimely cleavageProteinStructural featuresFinal processing stepRibosomopathiesBiogenesisCleavageYeastNuclease
2001
An unexpected, conserved element of the U3 snoRNA is required for Mpp10p association.
Wormsley S, Samarsky D, Fournier M, Baserga S. An unexpected, conserved element of the U3 snoRNA is required for Mpp10p association. RNA 2001, 7: 904-19. PMID: 11421365, PMCID: PMC1370138, DOI: 10.1017/s1355838201010238.Peer-Reviewed Original ResearchConceptsU3 snoRNAU3 snoRNPYeast U3 snoRNAU3 small nucleolar ribonucleoproteinSmall nucleolar ribonucleoproteinSmall nucleolar RNAsStretch of nucleotidesHinge regionBase-pairing interactionsRRNA transcriptsNucleolar RNAsNucleolar ribonucleoproteinConserved elementSequence elementsProtein componentsSnoRNAsProcessing reactionsBase pairsMpp10pBase pairingSnoRNPsFunctional centersRRNACritical roleProtein
2000
The genes for small nucleolar RNAs in Trypanosoma brucei are organized in clusters and are transcribed as a polycistronic RNA
Dunbar D, Chen A, Wormsley S, Baserga S. The genes for small nucleolar RNAs in Trypanosoma brucei are organized in clusters and are transcribed as a polycistronic RNA. Nucleic Acids Research 2000, 28: 2855-2861. PMID: 10908346, PMCID: PMC102681, DOI: 10.1093/nar/28.15.2855.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBacteriophage P1Base SequenceBlotting, SouthernChromosome MappingCloning, MolecularDNA Restriction EnzymesGenesMolecular Sequence DataMultigene FamilyPolymerase Chain ReactionReverse Transcriptase Polymerase Chain ReactionRNA, ProtozoanRNA, Small NucleolarTandem Repeat SequencesTranscription, GeneticTrypanosoma brucei bruceiFibrillarin-associated Box C/D Small Nucleolar RNAs inTrypanosoma brucei SEQUENCE CONSERVATION AND IMPLICATIONS FOR 2′-O-RIBOSE METHYLATION OF rRNA*
Dunbar D, Wormsley S, Lowe T, Baserga S. Fibrillarin-associated Box C/D Small Nucleolar RNAs inTrypanosoma brucei SEQUENCE CONSERVATION AND IMPLICATIONS FOR 2′-O-RIBOSE METHYLATION OF rRNA*. Journal Of Biological Chemistry 2000, 275: 14767-14776. PMID: 10747997, DOI: 10.1074/jbc.m001180200.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBase SequenceChromosomal Proteins, Non-HistoneCloning, MolecularConserved SequenceDNA PrimersMethylationMolecular Sequence DataPrecipitin TestsRabbitsRiboseRNA, ProtozoanRNA, RibosomalRNA, Small NuclearSequence Homology, Amino AcidSequence Homology, Nucleic AcidTrypanosoma brucei bruceiConceptsRibose methylationBox C/D snoRNAsMethylation guide snoRNAsSmall nucleolar RNAsAncient eukaryotesBrucei extractsComparative genomicsEarly eukaryotesGuide snoRNAsD snoRNAsFibrillarin proteinSequence conservationSnoRNA sequencesNucleolar RNAsNucleotides upstreamBox CBox DSnoRNAsT. bruceiCommon proteinsEukaryotesFibrillarinRNA 1MethylationRRNA
1998
M Phase Phosphoprotein 10 Is a Human U3 Small Nucleolar Ribonucleoprotein Component
Westendorf J, Konstantinov K, Wormsley S, Shu M, Matsumoto-Taniura N, Pirollet F, Klier F, Gerace L, Baserga S. M Phase Phosphoprotein 10 Is a Human U3 Small Nucleolar Ribonucleoprotein Component. Molecular Biology Of The Cell 1998, 9: 437-449. PMID: 9450966, PMCID: PMC25272, DOI: 10.1091/mbc.9.2.437.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceBase SequenceCell FractionationCell NucleolusChromosomal Proteins, Non-HistoneCloning, MolecularDactinomycinDNA, ComplementaryHeLa CellsHumansIsoelectric PointMitosisMolecular Sequence DataMolecular WeightNuclear ProteinsPhosphoproteinsRibonucleoproteinsRibonucleoproteins, Small NuclearRNA, Small NuclearSequence Analysis, DNASpecies SpecificityConceptsM-phase phosphoproteinsPrenucleolar bodiesBox C/D snoRNAsU3 small nucleolar RNASmall nucleolar RNAsIsolation of cDNAsHuman U3D snoRNAsRRNA processingNucleolar proteinsP80-coilinNovel proteinNucleolar functionU3 snoRNAChromosome surfaceNucleolar RNAsCell fractionationMpp10FibrillarinInterphase cellsCell cycleRibonucleoprotein componentsM phaseProteinSnoRNAsThe U14 snoRNA is required for 2'-O-methylation of the pre-18S rRNA in Xenopus oocytes.
Dunbar D, Baserga S. The U14 snoRNA is required for 2'-O-methylation of the pre-18S rRNA in Xenopus oocytes. RNA 1998, 4: 195-204. PMID: 9570319, PMCID: PMC1369608.Peer-Reviewed Original Research
1997
Functional separation of pre-rRNA processing steps revealed by truncation of the U3 small nucleolar ribonucleoprotein component, Mpp10
Lee S, Baserga S. Functional separation of pre-rRNA processing steps revealed by truncation of the U3 small nucleolar ribonucleoprotein component, Mpp10. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 13536-13541. PMID: 9391061, PMCID: PMC28341, DOI: 10.1073/pnas.94.25.13536.Peer-Reviewed Original Research
1996
The U18 snRNA is not essential for pre-rRNA processing in Xenopus laevis.
Dunbar D, Ware V, Baserga S. The U18 snRNA is not essential for pre-rRNA processing in Xenopus laevis. RNA 1996, 2: 324-33. PMID: 8634913, PMCID: PMC1369375.Peer-Reviewed Original Research
1992
Distinct molecular signals for nuclear import of the nucleolar snRNA, U3.
Baserga S, Gilmore-Hebert M, Yang X. Distinct molecular signals for nuclear import of the nucleolar snRNA, U3. Genes & Development 1992, 6: 1120-1130. PMID: 1592260, DOI: 10.1101/gad.6.6.1120.Peer-Reviewed Original ResearchConceptsCap trimethylationNuclear importU3 RNADistinct molecular signalsXenopus oocytesRegulation of importU3 geneCytoplasmic phaseNucleolar snRNAOptimal importU3 snRNAMolecular signalsSnRNAU3 snRNPNucleotidesTrimethylationCytoplasmAutoantigenic proteinsRNAArtificial constructsStemImportOocytesBiogenesisSnRNP
1991
Three pseudogenes for human U13 snRNA belong to class III
Baserga S, Yang X, Steitz J. Three pseudogenes for human U13 snRNA belong to class III. Gene 1991, 107: 347-348. PMID: 1748306, DOI: 10.1016/0378-1119(91)90340-h.Peer-Reviewed Original Research
1990
Metabolism of Non‐Translatable Globin mRNAs Arising from Premature Translation Termination Codons
MAGNUS T, BASERGA S, STOLLE C, TAKESHITA K, BENZ E. Metabolism of Non‐Translatable Globin mRNAs Arising from Premature Translation Termination Codons. Annals Of The New York Academy Of Sciences 1990, 612: 55-66. PMID: 2291574, DOI: 10.1111/j.1749-6632.1990.tb24290.x.Peer-Reviewed Original Research
1988
Nonsense mutations in the human beta-globin gene affect mRNA metabolism.
Baserga S, Benz E. Nonsense mutations in the human beta-globin gene affect mRNA metabolism. Proceedings Of The National Academy Of Sciences Of The United States Of America 1988, 85: 2056-2060. PMID: 3353367, PMCID: PMC279927, DOI: 10.1073/pnas.85.7.2056.Peer-Reviewed Original ResearchMeSH KeywordsBase SequenceCodonDNA, RecombinantGenesGlobinsHumansMutationRNA Processing, Post-TranscriptionalRNA, MessengerConceptsHeterologous transfection systemBeta-globin mRNABeta-globin geneNonsense mutationHuman beta-globin geneTransfection systemTranslation termination codonPeripheral blood cellsHuman beta-globin mRNATranslation termination mutationsMammalian mRNAsMRNA metabolismBeta 17Steady-state levelsTermination codonMRNA accumulationNormal levelsTypes of mutationsTermination mutationsBlood cellsMissense mutationsGenesHuman alphaMutationsZero-thalassemia
1985
Polyadenylation of a human mitochondrial ribosomal RNA transcript detected by molecular cloning
Baserga S, Linnenbach A, Malcolm S, Ghosh P, Malcolm A, Takeshita K, Forget B, Benz E. Polyadenylation of a human mitochondrial ribosomal RNA transcript detected by molecular cloning. Gene 1985, 35: 305-312. PMID: 4043734, DOI: 10.1016/0378-1119(85)90009-5.Peer-Reviewed Original ResearchMeSH KeywordsBase SequenceCell LineHumansLeukemiaMitochondriaPoly ARNA Processing, Post-TranscriptionalRNA, Ribosomal