Search Results - "Edwards, Ross"
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Silencing of natural transformation by an RNA chaperone and a multitarget small RNA
Published in Proceedings of the National Academy of Sciences - PNAS (02-08-2016)“…A highly conserved DNA uptake system allows many bacteria to actively import and integrate exogenous DNA. This process, called natural transformation,…”
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Structural basis for recognition of transcriptional terminator structures by ProQ/FinO domain RNA chaperones
Published in Nature communications (18-11-2022)“…The ProQ/FinO family of RNA binding proteins mediate sRNA-directed gene regulation throughout gram-negative bacteria. Here, we investigate the structural basis…”
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Coal Burning Leaves Toxic Heavy Metal Legacy in the Arctic
Published in Proceedings of the National Academy of Sciences - PNAS (26-08-2008)“…Toxic heavy metals emitted by industrial activities in the midlatitudes are transported through the atmosphere and deposited in the polar regions;…”
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Asymmetric Dynamics Drive Catalytic Activation of the Hsp90 Chaperone
Published in The journal of physical chemistry. B (05-09-2024)“…The Hsp90 chaperone is an ATPase enzyme composed of two copies of a three-domain subunit. Hsp90 stabilizes and activates a diverse array of regulatory…”
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Structural and functional characterization of the PNKP-XRCC4-LigIV DNA repair complex
Published in Nucleic acids research (02-06-2017)“…Non-homologous end joining (NHEJ) repairs DNA double strand breaks in non-cycling eukaryotic cells. NHEJ relies on polynucleotide kinase/phosphatase (PNKP),…”
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20th-Century doubling in dust archived in an Antarctic Peninsula ice core parallels climate change and desertification in South America
Published in Proceedings of the National Academy of Sciences - PNAS (03-04-2007)“…Crustal dust in the atmosphere impacts Earth's radiative forcing directly by modifying the radiation budget and affecting cloud nucleation and optical…”
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The sensor of the bacterial histidine kinase CpxA is a novel dimer of extracytoplasmic Per-ARNT-Sim domains
Published in The Journal of biological chemistry (01-05-2024)“…Histidine kinases are key bacterial sensors that recognize diverse environmental stimuli. While mechanisms of phosphorylation and phosphotransfer by…”
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Investigation of Black Carbon Wet Deposition to the United States from National Atmospheric Deposition Network Samples
Published in Aerosol and Air Quality Research (01-05-2024)“…Black carbon (BC) aerosols from burning biomass, fossil fuels, and waste are transported over large distances in the Earth's atmosphere, absorbing sunlight,…”
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Flexible Tethering of ASPP Proteins Facilitates PP-1c Catalysis
Published in Structure (London) (01-10-2019)“…ASPP (apoptosis-stimulating proteins of p53) proteins bind PP-1c (protein phosphatase 1) and regulate p53 impacting cancer cell growth and apoptosis. Here we…”
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20th-Century Industrial Black Carbon Emissions Altered Arctic Climate Forcing
Published in Science (American Association for the Advancement of Science) (07-09-2007)“…Black carbon (BC) from biomass and fossil fuel combustion alters chemical and physical properties of the atmosphere and snow albedo, yet little is known about…”
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Insights from Antarctica on volcanic forcing during the Common Era
Published in Nature climate change (01-08-2014)“…Historical aerosol forcing from large volcanic eruptions are reconstructed from sulphate deposition measured in ice cores. This study updates these records by…”
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Structural Insight into BLM Recognition by TopBP1
Published in Structure (London) (03-10-2017)“…Topoisomerase IIβ binding protein 1 (TopBP1) is a critical protein-protein interaction hub in DNA replication checkpoint control. It was proposed that TopBP1…”
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Microbial life at −13 °C in the brine of an ice-sealed Antarctic lake
Published in Proceedings of the National Academy of Sciences - PNAS (11-12-2012)“…The permanent ice cover of Lake Vida (Antarctica) encapsulates an extreme cryogenic brine ecosystem (−13 °C; salinity, 200). This aphotic ecosystem is anoxic…”
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The WAIS Divide deep ice core WD2014 chronology – Part 2: Annual-layer counting (0–31 ka BP)
Published in Climate of the past (30-03-2016)“…We present the WD2014 chronology for the upper part (0–2850 m; 31.2 ka BP) of the West Antarctic Ice Sheet (WAIS) Divide (WD) ice core. The chronology is based…”
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15
Antibody Engineering for Optimized Immunotherapy in Alzheimer's Disease
Published in Frontiers in neuroscience (23-04-2018)“…There are nearly 50 million people with Alzheimer's disease (AD) worldwide and currently no disease modifying treatment is available. AD is characterized by…”
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Climate changes modulated the history of Arctic iodine during the Last Glacial Cycle
Published in Nature communications (10-01-2022)“…Iodine has a significant impact on promoting the formation of new ultrafine aerosol particles and accelerating tropospheric ozone loss, thereby affecting…”
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The fallout from Fukushima Daiichi nuclear accident profiles a new dating reference in ice and comparison with the Chernobyl accident
Published in Environmental research letters (01-08-2020)“…Absolute-age dating horizons play a pillar role in the reconstruction of an ice core chronology. In the modern era, these have included the global fallout from…”
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RNF8 E3 Ubiquitin Ligase Stimulates Ubc13 E2 Conjugating Activity That Is Essential for DNA Double Strand Break Signaling and BRCA1 Tumor Suppressor Recruitment
Published in The Journal of biological chemistry (29-04-2016)“…DNA double strand break (DSB) responses depend on the sequential actions of the E3 ubiquitin ligases RNF8 and RNF168 plus E2 ubiquitin-conjugating enzyme Ubc13…”
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Covalent Inhibition of Ubc13 Affects Ubiquitin Signaling and Reveals Active Site Elements Important for Targeting
Published in ACS chemical biology (17-07-2015)“…Ubc13 is an E2 ubiquitin conjugating enzyme that functions in nuclear DNA damage signaling and cytoplasmic NF-κB signaling. Here, we present the structures of…”
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A new bipolar ice core record of volcanism from WAIS Divide and NEEM and implications for climate forcing of the last 2000 years
Published in Journal of geophysical research. Atmospheres (16-02-2013)“…Volcanism is a natural climate forcing causing short‐term variations in temperatures. Histories of volcanic eruptions are needed to quantify their role in…”
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