Search Results - "Owttrim, George W"

UV radiation limited the expansion of cyanobacteria in early marine photic environments by Mloszewska, Aleksandra M., Cole, Devon B., Planavsky, Noah J., Kappler, Andreas, Whitford, Denise S., Owttrim, George W., Konhauser, Kurt. O

“…Prior to atmospheric oxygenation, ecosystems were exposed to higher UV radiation fluxes relative to modern surface environments. Iron–silica mineral coatings…”
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Liquid-Liquid Phase Separation of the DEAD-Box Cyanobacterial RNA Helicase Redox (CrhR) into Dynamic Membraneless Organelles in Synechocystis sp. Strain PCC 6803 by Whitman, Brendan T, Wang, Yixiong, Murray, Cameron R A, Glover, Mark J N, Owttrim, George W

“…Compartmentalization of macromolecules into discrete non-lipid-bound bodies by liquid-liquid phase separation (LLPS) is a well-characterized regulatory…”
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RNA helicase–regulated processing of the Synechocystis rimO–crhR operon results in differential cistron expression and accumulation of two sRNAs by Rosana, Albert Remus R., Whitford, Denise S., Migur, Anzhela, Steglich, Claudia, Kujat-Choy, Sonya L., Hess, Wolfgang R., Owttrim, George W.

“…The arrangement of functionally-related genes in operons is a fundamental element of how genetic information is organized in prokaryotes. This organization…”
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Autoregulation of RNA helicase expression in response to temperature stress in Synechocystis sp. PCC 6803 by Rosana, Albert Remus R, Chamot, Danuta, Owttrim, George W

“…RNA helicases are ubiquitous enzymes whose modification of RNA secondary structure is known to regulate RNA function. The pathways controlling RNA helicase…”
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Conditional, Temperature-Induced Proteolytic Regulation of Cyanobacterial RNA Helicase Expression by Tarassova, Oxana S, Chamot, Danuta, Owttrim, George W

“…Conditional proteolysis is a crucial process regulating the abundance of key regulatory proteins associated with the cell cycle, differentiation pathways, or…”
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Multiple Light-Dark Signals Regulate Expression of the DEAD-Box RNA Helicase CrhR in Synechocystis PCC 6803 by Ritter, Sean P A, Brand, Logan A, Vincent, Shelby L, Rosana, Albert Remus R, Lewis, Allison C, Whitford, Denise S, Owttrim, George W

“…Since oxygenic photosynthesis evolved in the common ancestor of cyanobacteria during the Archean, a range of sensing and response strategies evolved to allow…”
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RNA helicases: Diverse roles in prokaryotic response to abiotic stress by Owttrim, George W.

“…Similar to proteins, RNA molecules must fold into the correct conformation and associate with protein complexes in order to be functional within a cell. RNA…”
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A Synechocystis LexA-orthologue binds direct repeats in target genes by Patterson-Fortin, Laura M., Owttrim, George W.

“…Although evidence for LexA-orthologues, which do not regulate DNA damage repair, is accumulating, identification of binding sites and regulon members remains…”
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Plant RNA helicases: linking aberrant and silencing RNA by Linder, Patrick, Owttrim, George W.

“…RNA helicases are ATPases that are capable of rearranging RNA and ribonucleoprotein (RNP) structure, and they can potentially function in any aspect of RNA…”
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RNA Structural Rearrangement via Unwinding and Annealing by the Cyanobacterial RNA Helicase, CrhR by Chamot, Danuta, Colvin, Kimberley R., Kujat-Choy, Sonya L., Owttrim, George W.

“…Rearrangement of RNA secondary structure is crucial for numerous biological processes. RNA helicases participate in these rearrangements through the unwinding…”
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RNA helicases and abiotic stress by Owttrim, George W

“…RNA helicases function as molecular motors that rearrange RNA secondary structure, potentially performing roles in any cellular process involving RNA…”
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The temperature-regulated DEAD-box RNA helicase CrhR interactome: Autoregulation and photosynthesis-related transcripts by Migur, Anzhela, Heyl, Florian, Fuss, Janina, Srikumar, Afshan, Huettel, Bruno, Steglich, Claudia, Prakash, Jogadhenu S S, Reinhardt, Richard, Backofen, Rolf, Owttrim, George W, Hess, Wolfgang R

“…RNA helicases play crucial functions in RNA biology. In plants, RNA helicases are encoded by large gene families, performing roles in abiotic stress responses,…”
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A novel approach to investigate the deposition of (bio)chemical sediments; the sedimentation velocity of cyanobacteria-ferrihydrite aggregates by Li, Yuhao, Sutherland, Bruce R, Gingras, Murray K, Owttrim, George W, Konhauser, Kurt O

“…Sedimentation velocities of various chemical sediments are typically calculated using Stokes's law. However, applying it to chemical sediments that form in…”
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RNA helicases in cyanobacteria: biochemical and molecular approaches by Owttrim, George W

“…RNA helicases are associated with every aspect of RNA metabolism and function. A diverse range of RNA helicases are encoded by essentially every organism…”
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Degron-mediated proteolysis of CrhR-like DEAD-box RNA helicases in cyanobacteria by Whitman, Brendan T., Murray, Cameron R.A., Whitford, Denise S., Paul, Simanta S., Fahlman, Richard P., Glover, Mark J.N., Owttrim, George W.

“…Conditional proteolytic degradation is an irreversible and highly regulated process that fulfills crucial regulatory functions in all organisms. As proteolytic…”
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Inactivation of the RNA helicase CrhR impacts a specific subset of the transcriptome in the cyanobacterium Synechocystis sp. PCC 6803 by Georg, Jens, Rosana, Albert Remus R., Chamot, Danuta, Migur, Anzhela, Hess, Wolfgang R., Owttrim, George W.

“…DEAD-box RNA-helicases catalyze the reorganization of structured RNAs and the formation of RNP complexes. The cyanobacterium Synechocystis sp. PCC 6803 encodes…”
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Regulation of Cold Shock-Induced RNA Helicase Gene Expression in the Cyanobacterium Anabaena sp. Strain PCC 7120 by Chamot, D, Owttrim, G W

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Evidence for convergent sensing of multiple abiotic stresses in cyanobacteria by Ritter, Sean P.A., Lewis, Allison C., Vincent, Shelby L., Lo, Li Ling, Cunha, Ana Paula Almeida, Chamot, Danuta, Ensminger, Ingo, Espie, George S., Owttrim, George W.

“…Bacteria routinely utilize two-component signal transduction pathways to sense and alter gene expression in response to environmental cues. While cyanobacteria…”
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A Cold Shock-Induced Cyanobacterial RNA Helicase by Chamot, D, Magee, W C, Yu, E, Owttrim, G W

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Cyanobacterial RNA Helicase CrhR Localizes to the Thylakoid Membrane Region and Cosediments with Degradosome and Polysome Complexes in Synechocystis sp. Strain PCC 6803 by Rosana, Albert Remus R, Whitford, Denise S, Fahlman, Richard P, Owttrim, George W

“…The cyanobacterium Synechocystis sp. strain PCC 6803 encodes a single DEAD box RNA helicase, CrhR, whose expression is tightly autoregulated in response to…”
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