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
2000
A nucleolar protein related to ribosomal protein L7 is required for an early step in large ribosomal subunit biogenesis
Dunbar D, Dragon F, Lee S, Baserga S. A nucleolar protein related to ribosomal protein L7 is required for an early step in large ribosomal subunit biogenesis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2000, 97: 13027-13032. PMID: 11087857, PMCID: PMC27172, DOI: 10.1073/pnas.97.24.13027.Peer-Reviewed Original ResearchConceptsNucleolar proteinsLarge ribosomal subunit biogenesisLarge ribosomal subunit RNARibosomal subunit biogenesisRNA-binding domainRibosomal subunit RNAPulse-chase labeling experimentsProcessing of precursorsRibosomal protein L7Subunit biogenesisExonucleolytic trimmingEssential genesRibosomal proteinsSpecificity factorMature rRNAPrecursor RNASpacer 2L7 proteinSubunit RNAEndonucleolytic cleavageProtein L7Extensive identityRRNAMajor substratePrimer extension