Search Results - "Uhlenbeck, O"
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Uniform Binding of Aminoacyl-tRNAs to Elongation Factor Tu by Thermodynamic Compensation
Published in Science (American Association for the Advancement of Science) (05-10-2001)“…Elongation factor Tu (EF-Tu) binds all elongator aminoacyl-transfer RNAs (aa-tRNAs) for delivery to the ribosome during protein synthesis. Here, we show that…”
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tRNA residues that have coevolved with their anticodon to ensure uniform and accurate codon recognition
Published in Biochimie (01-08-2006)“…The structure, phylogeny and in vivo function of the base pair formed between nucleotides 32 and 38 of the tRNA anticodon loop are reviewed. The A32–U38 pair,…”
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Escherichia coli DbpA is an RNA helicase that requires hairpin 92 of 23S rRNA
Published in The EMBO journal (01-10-2001)“…Escherichia coli DbpA is a member of the DEAD/H family of proteins which has been shown to have robust ATPase activity only in the presence of a specific…”
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A re-investigation of the thio effect at the hammerhead cleavage site
Published in Nucleic acids research (15-01-1999)“…The effect of introducing a phosphorothioate at the hammerhead cleavage site was investigated using a kinetically well-characterized hammerhead. In buffers…”
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The Escherichia coli DEAD protein DbpA recognizes a small RNA hairpin in 23S rRNA
Published in RNA (Cambridge) (01-05-2001)“…The Escherichia coli DEAD protein DbpA is an RNA-specific ATPase that is activated by a 153-nt fragment within domain V of 23S rRNA. A series of RNA…”
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Is the sequence-specific binding of aminoacyl-tRNAs by EF-Tu universal among bacteria?
Published in Nucleic acids research (01-12-2011)“…Three base pairs in the T-stem are primarily responsible for the sequence-specific interaction of tRNA with Escherichia coli and Thermus thermophilus EF-Tu…”
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Amino acid specificity in translation
Published in Trends in biochemical sciences (Amsterdam. Regular ed.) (01-12-2005)“…Recent structural and biochemical experiments indicate that bacterial elongation factor Tu and the ribosomal A-site show specificity for both the amino acid…”
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A small catalytic oligoribonucleotide
Published in Nature (London) (13-08-1987)“…A 19-nucleotide RNA fragment can cause rapid, highly specific cleavage of a 24-nucleotide RNA fragment under physiological conditions. Because each 19-mer can…”
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Evidence for the role of solvated metal hydroxide in the hammerhead cleavage mechanism
Published in Biochemistry (Easton) (07-12-1993)“…The log of the rate of the chemical step of hammerhead cleavage in Mg2+ increases linearly with pH between pH 5.7 and 8.9. A slope of approximately 1 indicates…”
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Biochemical and physical characterization of an unmodified yeast phenylalanine transfer RNA transcribed in vitro
Published in Proceedings of the National Academy of Sciences - PNAS (01-02-1988)“…A recombinant plasmid was constructed with six synthetic DNA oligomers such that the DNA sequence corresponding to yeast tRNAPhe is flanked by a T7 promoter…”
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Role of divalent metal ions in the hammerhead RNA cleavage reaction
Published in Biochemistry (Easton) (01-10-1991)“…A hammerhead self-cleaving domain composed of two oligoribonucleotides was used to study the role of divalent metal ions in the cleavage reaction. Cleavage…”
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A Kinetic and Thermodynamic Framework for the Hammerhead Ribozyme Reaction
Published in Biochemistry (Easton) (22-03-1994)“…A hammerhead ribozyme (HH16) with eight potential base pairs in each of the substrate recognition helices stabilized product binding sufficiently to enable…”
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Synthesis of small RNAs using T7 RNA polymerase
Published in Methods in enzymology (1989)Get more information
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The hammerhead ribozyme
Published in Biochemical Society transactions (01-11-2002)“…The hammerhead ribozyme is a small RNA motif consisting of three helices that intersect at a conserved core. When correctly folded, the hammerhead ribozyme…”
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Numbering system for the hammerhead
Published in Nucleic acids research (25-06-1992)Get full text
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The Affinity of Elongation Factor Tu for an Aminoacyl-tRNA Is Modulated by the Esterified Amino Acid
Published in Biochemistry (Easton) (25-05-2004)“…When different mutations were introduced into the anticodon loop and at position 73 of YFA2, a derivative of yeast tRNAPhe, a single tRNA body was misacylated…”
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Oligoribonucleotide synthesis using T7 RNA polymerase and synthetic DNA templates
Published in Nucleic acids research (11-11-1987)“…A method is described to synthesize small RNAs of defined length and sequence using T7 RNA polymerase and templates of synthetic DNA which contain the T7…”
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Kinetics of intermolecular cleavage by hammerhead ribozymes
Published in Biochemistry (Easton) (08-12-1992)“…The hammerhead catalytic RNA effects cleavage of the phosphodiester backbone of RNA through a transesterification mechanism that generates products with…”
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Kinetic Characterization of Intramolecular and Intermolecular Hammerhead RNAs with Stem II Deletions
Published in Proceedings of the National Academy of Sciences - PNAS (19-07-1994)“…A method is described to obtain intramolecular cleavage rates for the hammerhead ribozyme during in vitro transcription. By avoiding RNA purification and…”
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