Search Results - "SWAIRJO, Manal A"
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Structural basis of Qng1-mediated salvage of the micronutrient queuine from queuosine-5'-monophosphate as the biological substrate
Published in Nucleic acids research (25-01-2023)“…Eukaryotic life benefits from-and ofttimes critically relies upon-the de novo biosynthesis and supply of vitamins and micronutrients from bacteria. The…”
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Structure and mechanism of a bacterial t6A biosynthesis system
Published in Nucleic acids research (16-02-2018)“…Abstract The universal N(6)-threonylcarbamoyladenosine (t6A) modification at position 37 of ANN-decoding tRNAs is central to translational fidelity. In…”
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3
Discovery of novel bacterial queuine salvage enzymes and pathways in human pathogens
Published in Proceedings of the National Academy of Sciences - PNAS (17-09-2019)“…Queuosine (Q) is a complex tRNA modification widespread in eukaryotes and bacteria that contributes to the efficiency and accuracy of protein synthesis…”
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4
Predicting the capsid architecture of phages from metagenomic data
Published in Computational and structural biotechnology journal (01-01-2022)“…[Display omitted] Tailed phages are viruses that infect bacteria and are the most abundant biological entities on Earth. Their ecological, evolutionary, and…”
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Diversity of Archaeosine Synthesis in Crenarchaeota
Published in ACS chemical biology (17-02-2012)“…Archaeosine (G+) is found at position 15 of many archaeal tRNAs. In Euryarchaeota, the G+ precursor, 7-cyano-7-deazaguanine (preQ0), is inserted into tRNA by…”
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Zinc-Independent Folate Biosynthesis: Genetic, Biochemical, and Structural Investigations Reveal New Metal Dependence for GTP Cyclohydrolase IB
Published in Journal of Bacteriology (01-11-2009)“…Article Usage Stats Services JB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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7
Discovery and Characterization of an Amidinotransferase Involved in the Modification of Archaeal tRNA
Published in The Journal of biological chemistry (23-04-2010)“…The presence of the 7-deazaguanosine derivative archaeosine (G+) at position 15 in tRNA is one of the diagnostic molecular characteristics of the Archaea. The…”
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From Cyclohydrolase to Oxidoreductase: Discovery of Nitrile Reductase Activity in a Common Fold
Published in Proceedings of the National Academy of Sciences - PNAS (22-03-2005)“…The enzyme YkvM from Bacillus subtilis was identified previously along with three other enzymes (YkvJKL) in a bioinformatics search for enzymes involved in the…”
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Discovery of a New Prokaryotic Type I GTP Cyclohydrolase Family
Published in The Journal of biological chemistry (08-12-2006)“…GTP cyclohydrolase I (GCYH-I) is the first enzyme of the de novo tetrahydrofolate biosynthetic pathway present in bacteria, fungi, and plants, and encoded in…”
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YrdC exhibits properties expected of a subunit for a tRNA threonylcarbamoyl transferase
Published in RNA (Cambridge) (01-09-2011)“…The post-transcriptional nucleoside modifications of tRNA's anticodon domain form the loop structure and dynamics required for effective and accurate…”
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Protection of the Queuosine Biosynthesis Enzyme QueF from Irreversible Oxidation by a Conserved Intramolecular Disulfide
Published in Biomolecules (Basel, Switzerland) (16-03-2017)“…QueF enzymes catalyze the nicotinamide adenine dinucleotide phosphate (NADPH)-dependent reduction of the nitrile group of 7-cyano-7-deazaguanine (preQ₀) to…”
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Two conformations of a crystalline human tRNA synthetase-tRNA complex: implications for protein synthesis
Published in The EMBO journal (21-06-2006)“…Aminoacylation of tRNA is the first step of protein synthesis. Here, we report the co‐crystal structure of human tryptophanyl‐tRNA synthetase and tRNATrp. This…”
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13
Fluorescent fatty acid transfer from bovine serum albumin to phospholipid vesicles: collision or diffusion mediated uptake
Published in Journal of pharmacy & pharmaceutical sciences (01-01-2012)“…The extent of palmitate uptake by hepatocytes is dependent upon the surface charge of the extracellular binding protein. Specifically, hepatocyte uptake is…”
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Conformational communication mediates the reset step in t6A biosynthesis
Published in Nucleic acids research (09-07-2019)“…Abstract The universally conserved N6-threonylcarbamoyladenosine (t6A) modification of tRNA is essential for translational fidelity. In bacteria, t6A…”
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Breaking Sieve for Steric Exclusion of a Noncognate Amino Acid from Active Site of a tRNA Synthetase
Published in Proceedings of the National Academy of Sciences - PNAS (25-01-2005)“…The genetic code is fixed in aminoacylation reactions catalyzed by aminoacyl-tRNA synthetases. Amino acid discrimination occurs at two sites: one for amino…”
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7-Deazaguanines in DNA: functional and structural elucidation of a DNA modification system
Published in Nucleic acids research (08-05-2023)“…Abstract The modified nucleosides 2′-deoxy-7-cyano- and 2′-deoxy-7-amido-7-deazaguanosine (dPreQ0 and dADG, respectively) recently discovered in DNA are the…”
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Specificity in the biosynthesis of the universal tRNA nucleoside N6-threonylcarbamoyl adenosine (t6A)-TsaD is the gatekeeper
Published in RNA (Cambridge) (01-09-2020)“…N6-threonylcarbamoyl adenosine (t6A) is a nucleoside modification found in all kingdoms of life at position 37 of tRNAs decoding ANN codons, which functions in…”
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Structure-based design of guanosine analogue inhibitors targeting GTP cyclohydrolase IB towards a new class of antibiotics
Published in Bioorganic & medicinal chemistry letters (15-01-2020)“…[Display omitted] GTP cyclohydrolase (GCYH-I) is an enzyme in the folate biosynthesis pathway that has not been previously exploited as an antibiotic target,…”
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Mechanism and catalytic strategy of the prokaryotic-specific GTP cyclohydrolase-IB
Published in Biochemical journal (15-03-2017)“…Guanosine 5'-triphosphate (GTP) cyclohydrolase-I (GCYH-I) catalyzes the first step in folic acid biosynthesis in bacteria and plants, biopterin biosynthesis in…”
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Specificity in the biosynthesis of the universal tRNA nucleoside N 6 -threonylcarbamoyl adenosine (t 6 A)-TsaD is the gatekeeper
Published in RNA (Cambridge) (01-09-2020)“…-threonylcarbamoyl adenosine (t A) is a nucleoside modification found in all kingdoms of life at position 37 of tRNAs decoding ANN codons, which functions in…”
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