1996
Aminoacyl-tRNA Synthetases Optimize Both Cognate tRNA Recognition and Discrimination against Noncognate tRNAs †
Sherman J, Söll D. Aminoacyl-tRNA Synthetases Optimize Both Cognate tRNA Recognition and Discrimination against Noncognate tRNAs †. Biochemistry 1996, 35: 601-607. PMID: 8555233, DOI: 10.1021/bi951602b.Peer-Reviewed Original ResearchConceptsTRNA recognitionNoncognate tRNAsEscherichia coli glutaminyl-tRNA synthetaseWild-type GlnRSGlutaminyl-tRNA synthetaseAminoacyl-tRNA synthetasesNucleic acid interactionsGlutamine tRNAFirst base pairMutational analysisSpecific proteinsTRNAGlnRSequence preferenceMutantsBase pairsAcid interactionsDecreased affinityVivoTRNAGlnAffinitySynthetasesProteinSynthetaseCrystal structure
1988
Yeast RNase P: catalytic activity and substrate binding are separate functions.
Nichols M, Söll D, Willis I. Yeast RNase P: catalytic activity and substrate binding are separate functions. Proceedings Of The National Academy Of Sciences Of The United States Of America 1988, 85: 1379-1383. PMID: 3278310, PMCID: PMC279774, DOI: 10.1073/pnas.85.5.1379.Peer-Reviewed Original ResearchConceptsPrecursor tRNAsRNase PSubstrate bindingGel retardationCatalytic functionRibonucleoprotein RNase PDistinct sequence preferencesEnzyme catalytic functionRNase P cleavage siteMature tRNARNase P.Catalytic integrityTRNA precursorsRNA moietyRNA componentSequence preferenceTRNATRNA complexProtein componentsAcceptor stemEnzyme mechanismMaximal cleavageSecond nucleotideCleavage siteEnzyme