Mostrando 221 - 240 Resultados de 734 Para Buscar '"Riboswitch"', tiempo de consulta: 0.19s Limitar resultados
  1. 221
    “…The adenine-sensing riboswitch controls the expression of mRNAs for proteins involved in purine metabolism by directly sensing intracellular adenine levels. …”
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    Metal-ion binding and metal-ion induced folding of the adenine-sensing riboswitch aptamer domain
  2. 222
    “…Two functional convergent promoters associated with transcriptional antitermination systems, a cysteine-specific T-box and an S-box riboswitch, are located upstream of and downstream from the ubiG operon, respectively. …”
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    S-box and T-box riboswitches and antisense RNA control a sulfur metabolic operon of Clostridium acetobutylicum
  3. 223
    “…Riboswitches are a novel class of genetic control elements that function through the direct interaction of small metabolite molecules with structured RNA elements. …”
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    Molecular dynamics simulation study of the binding of purine bases to the aptamer domain of the guanine sensing riboswitch
  4. 224
    “…Here we report the nearly complete base assignments and partial sugar assignments of the 35-residue terminator hairpin of the Bacillus subtilis xpt-pbuX-mRNA guanine sensing riboswitch.…”
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    (1)H and (13)C resonance assignments of a guanine sensing riboswitch’s terminator hairpin
  5. 225
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    Correction to Multivector Fluorescence Analysis of the xpt Guanine Riboswitch Aptamer Domain and the Conformational Role of Guanine
  6. 226
    “…The 5'UTR derived family includes four conserved ncRNAs, two of which have features similar to known bacterial riboswitches. Several of the novel ncRNAs have sequence similarities to orphan OrfB transposase elements. …”
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    Identification of CRISPR and riboswitch related RNAs among novel noncoding RNAs of the euryarchaeon Pyrococcus abyssi
  7. 227
    por Jin, Ye, Huang, Jian-Dong
    Publicado 2011
    “…Riboswitches are RNA-based regulatory devices that mediate ligand-dependent control of gene expression. …”
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    Engineering a portable riboswitch-LacP hybrid device for two-way gene regulation
  8. 228
    por Wackett, Lawrence P.
    Publicado 2011
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    Bacterial riboswitches: An annotated selection of World Wide Web sites relevant to the topics in microbial biotechnology
  9. 229
    “…Riboswitches play roles in transcriptional or translational regulation through specific ligand binding of their aptamer domains. …”
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    Insights into Ligand Binding to PreQ(1) Riboswitch Aptamer from Molecular Dynamics Simulations
  10. 230
    por Ren, Aiming, Patel, Dinshaw J.
    Publicado 2014
    “…The ydaO riboswitch, involved in sporulation, osmotic stress responses and cell wall metabolism, targets the second messenger c-di-AMP with subnanomolar affinity. …”
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    c-di-AMP binds the ydaO riboswitch in two pseudo-symmetry-related pockets
  11. 231
    “…In many bacteria and a few eukaryotic groups thiamine biosynthesis genes are controlled by metabolite-sensing mRNA-based gene regulators known as riboswitches. Using available genome sequences and transcriptomes generated from ecologically important marine phytoplankton, we identified 31 new eukaryotic riboswitches. …”
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    Alternatives to vitamin B(1) uptake revealed with discovery of riboswitches in multiple marine eukaryotic lineages
  12. 232
    “…Riboswitches contain aptamers, which function as biosensors. …”
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    Linking aptamer‐ligand binding and expression platform folding in riboswitches: prospects for mechanistic modeling and design
  13. 233
    por Hanke, Christian A., Gohlke, Holger
    Publicado 2017
    “…Riboswitches are genetic regulatory elements that control gene expression depending on ligand binding. …”
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    Ligand-mediated and tertiary interactions cooperatively stabilize the P1 region in the guanine-sensing riboswitch
  14. 234
    “…Riboswitches are bacterial RNA elements that regulate gene expression in response to metabolite or ion abundance and are considered as potential drug targets. …”
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    An in vivo high-throughput screening for riboswitch ligands using a reverse reporter gene system
  15. 235
    “…Herein, we engineer a set of riboswitch-based pH-sensing genetic devices to enable the control of gene expression according to differential environmental pH. …”
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    Engineering a riboswitch-based genetic platform for the self-directed evolution of acid-tolerant phenotypes
  16. 236
    “…Riboswitches are noncoding mRNA elements that control gene expression by altering their structure upon metabolite binding. …”
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    Ligand recognition and helical stacking formation are intimately linked in the SAM-I riboswitch regulatory mechanism
  17. 237
    “…In rare instances, ligand-binding riboswitch aptamers form tandem arrangements to approximate the function of specific two-input Boolean logic gates. …”
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    Tandem riboswitches form a natural Boolean logic gate to control purine metabolism in bacteria
  18. 238
    “…T-box riboswitches are cis-regulatory RNA elements that regulate the expression of proteins involved in amino acid biosynthesis and transport by binding to specific tRNAs and sensing their aminoacylation state. …”
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    Specific structural elements of the T-box riboswitch drive the two-step binding of the tRNA ligand
  19. 239
    “…Riboswitches are cis-acting regulatory RNA biosensors that rival the efficiency of those found in proteins. …”
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    Unprecedented tunability of riboswitch structure and regulatory function by sub-millimolar variations in physiological Mg(2+)
  20. 240
    “…Here, we characterized the binding affinity of a unique loop–receptor interaction found in the tetrahydrofolate (THF) riboswitch using rationally designed self-assembling tectoRNAs. …”
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    Responsive self-assembly of tectoRNAs with loop–receptor interactions from the tetrahydrofolate (THF) riboswitch
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