Search Results - "Updegrove, Taylor B"
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The Ubiquitous yybP-ykoY Riboswitch Is a Manganese-Responsive Regulatory Element
Published in Molecular cell (19-03-2015)“…The highly structured, cis-encoded RNA elements known as riboswitches modify gene expression upon binding a wide range of molecules. The yybP-ykoY motif was…”
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Three-dimensional structured illumination microscopy with enhanced axial resolution
Published in Nature biotechnology (01-09-2023)“…The axial resolution of three-dimensional structured illumination microscopy (3D SIM) is limited to ∼300 nm. Here we present two distinct, complementary…”
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Dual-function AzuCR RNA modulates carbon metabolism
Published in Proceedings of the National Academy of Sciences - PNAS (08-03-2022)“…SignificanceWhile most small, regulatory RNAs are thought to be "noncoding," a few have been found to also encode a small protein. Here we describe a…”
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A 2-dimensional ratchet model describes assembly initiation of a specialized bacterial cell surface
Published in Proceedings of the National Academy of Sciences - PNAS (22-10-2019)“…Bacterial spores are dormant cells that are encased in a thick protein shell, the “coat,” which participates in protecting the organism’s DNA from…”
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Cell-specific cargo delivery using synthetic bacterial spores
Published in Cell reports (Cambridge) (31-01-2023)“…Delivery of cancer therapeutics to non-specific sites decreases treatment efficacy while increasing toxicity. In ovarian cancer, overexpression of the cell…”
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Hfq: the flexible RNA matchmaker
Published in Current opinion in microbiology (01-04-2016)“…Graphical abstract…”
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Reformulation of an extant ATPase active site to mimic ancestral GTPase activity reveals a nucleotide base requirement for function
Published in eLife (11-03-2021)“…Hydrolysis of nucleoside triphosphates releases similar amounts of energy. However, ATP hydrolysis is typically used for energy-intensive reactions, whereas…”
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How do base-pairing small RNAs evolve?
Published in FEMS microbiology reviews (01-05-2015)“…The increasing numbers of characterized base-pairing small RNAs (sRNAs) and the identification of these regulators in a broad range of bacteria are allowing…”
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Stem-loops direct precise processing of 3′ UTR-derived small RNA MicL
Published in Nucleic acids research (20-02-2019)“…Abstract Increasing numbers of 3′UTR-derived small, regulatory RNAs (sRNAs) are being discovered in bacteria, most generated by cleavage from longer…”
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Multiple factors dictate target selection by Hfq-binding small RNAs
Published in The EMBO journal (18-04-2012)“…Hfq‐binding small RNAs (sRNAs) in bacteria modulate the stability and translational efficiency of target mRNAs through limited base‐pairing interactions. While…”
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Cell division machinery drives cell-specific gene activation during differentiation in Bacillus subtilis
Published in Proceedings of the National Academy of Sciences - PNAS (26-03-2024)“…When faced with starvation, the bacterium transforms itself into a dormant cell type called a "spore". Sporulation initiates with an asymmetric division event,…”
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Bacterial spore surface nanoenvironment requires a AAA+ ATPase to promote MurG function
Published in Proceedings of the National Academy of Sciences - PNAS (22-10-2024)“…spores are produced inside the cytosol of a mother cell. Spore surface assembly requires the SpoVK protein in the mother cell, but its function is unknown…”
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13
Geometric protein localization cues in bacterial cells
Published in Current opinion in microbiology (01-04-2017)“…Highlights • Bacteria localize proteins to distinct subcellular locations. • Membrane curvature (convex or concave) can be a beacon to recruit certain…”
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Protection against deleterious nitrogen compounds: role of σS-dependent small RNAs encoded adjacent to sdiA
Published in Nucleic acids research (19-08-2016)“…Here, we report the characterization of a set of small, regulatory RNAs (sRNAs) expressed from an Escherichia coli locus we have denoted sdsN located adjacent…”
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Vaccine display on artificial bacterial spores enhances protective efficacy against Staphylococcus aureus infection
Published in FEMS microbiology letters (01-09-2018)“…Spores of Bacillus subtilis are encased in a protein coat composed of ∼80 different proteins. Recently, we reconstituted the basement layer of the coat,…”
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The stoichiometry of the Escherichia coli Hfq protein bound to RNA
Published in RNA (Cambridge) (01-03-2011)“…The Escherichia coli RNA binding protein Hfq is involved in many aspects of post-transcriptional gene expression. Tight binding of Hfq to polyadenylate…”
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The influence of Escherichia coli Hfq mutations on RNA binding and sRNA•mRNA duplex formation in rpoS riboregulation
Published in Biochimica et biophysica acta (01-10-2011)“…The Escherichia coli RNA binding protein Hfq plays an important role in regulating mRNA translation through its interactions with small non-coding RNAs (sRNAs)…”
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PcdA promotes orthogonal division plane selection in Staphylococcus aureus
Published in Nature microbiology (01-11-2024)“…The bacterial pathogen, Staphylococcus aureus , grows by dividing in two alternating orthogonal planes. How these cell division planes are positioned correctly…”
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Altruistic feeding and cell-cell signaling during bacterial differentiation actively enhance phenotypic heterogeneity
Published in Science advances (18-10-2024)“…Starvation triggers bacterial spore formation, a committed differentiation program that transforms a vegetative cell into a dormant spore. Cells in a…”
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E. coli DNA associated with isolated Hfq interacts with Hfq's distal surface and C-terminal domain
Published in Biochimica et biophysica acta (01-08-2010)“…The RNA-binding protein Hfq has been studied extensively for its function as a modulator of gene expression at the post-transcriptional level. While most Hfq…”
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