2017
The Canonical Poly (A) Polymerase PAP1 Polyadenylates Non-Coding RNAs and Is Essential for snoRNA Biogenesis in Trypanosoma brucei
Chikne V, Gupta SK, Doniger T, K. SR, Cohen-Chalamish S, Ben-Asher HW, Kolet L, Yahia NH, Unger R, Ullu E, Kolev NG, Tschudi C, Michaeli S. The Canonical Poly (A) Polymerase PAP1 Polyadenylates Non-Coding RNAs and Is Essential for snoRNA Biogenesis in Trypanosoma brucei. Journal Of Molecular Biology 2017, 429: 3301-3318. PMID: 28456523, DOI: 10.1016/j.jmb.2017.04.015.Peer-Reviewed Original ResearchConceptsNon-coding RNAsPoly (ADP-ribose) polymeraseUnique RNA processing mechanismsCis-spliced intronsRNA processing mechanismsSmall nucleolar RNAsLong non-coding RNAsPolyadenylation of mRNAParasite Trypanosoma bruceiSnoRNA biogenesisTrans splicingPrecursor snoRNASnoRNA processingNucleolar RNAsPAP1Trypanosoma bruceiPolyadenylationMajor substrateSnoRNAsTrypanosoma cruziPAP2RNAPolymerase Pap1TrypanosomesCausative agent
2008
Conserved motifs in both CPSF73 and CPSF100 are required to assemble the active endonuclease for histone mRNA 3′‐end maturation
Kolev NG, Yario TA, Benson E, Steitz JA. Conserved motifs in both CPSF73 and CPSF100 are required to assemble the active endonuclease for histone mRNA 3′‐end maturation. EMBO Reports 2008, 9: 1013-1018. PMID: 18688255, PMCID: PMC2572124, DOI: 10.1038/embor.2008.146.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid MotifsAmino Acid SequenceBase SequenceCell LineCleavage And Polyadenylation Specificity FactorConserved SequenceEndonucleasesEnzyme ActivationHeLa CellsHistonesHumansMolecular Sequence DataProtein Structure, TertiaryProtein SubunitsRNA 3' End ProcessingRNA PrecursorsRNA, MessengerConceptsPre-messenger RNAPolyadenylation specificity factorMammalian proteinsRNase ZConserved motifsHistone mRNASpecificity factorEndonucleolytic cleavageActive endonucleaseEndonuclease activityMBL familyComplex machineryMessenger RNAPoint mutationsCPSF73CPSF100Process of maturationMaturation processRNAProteinMotifMRNAMaturationEukaryotesCleavage