Search Results - "Reddi, Amit"
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SOD1 Integrates Signals from Oxygen and Glucose to Repress Respiration
Published in Cell (17-01-2013)“…Cu/Zn superoxide dismutase (SOD1) is an abundant enzyme that has been best studied as a regulator of antioxidant defense. Using the yeast Saccharomyces…”
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Heme Mobilization in Animals: A Metallolipid’s Journey
Published in Accounts of chemical research (21-06-2016)“…Heme is universally recognized as an essential and ubiquitous prosthetic group that enables proteins to carry out a diverse array of functions. All…”
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One ring to bring them all and in the darkness bind them: The trafficking of heme without deliverers
Published in Biochimica et biophysica acta. Molecular cell research (01-01-2021)“…Heme, as a hydrophobic iron-containing organic ring, is lipid soluble and can interact with biological membranes. The very same properties of heme that nature…”
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Handling heme: The mechanisms underlying the movement of heme within and between cells
Published in Free radical biology & medicine (01-03-2019)“…Heme is an essential cofactor and signaling molecule required for virtually all aerobic life. However, excess heme is cytotoxic. Therefore, heme must be safely…”
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Paradoxical Roles of Antioxidant Enzymes: Basic Mechanisms and Health Implications
Published in Physiological reviews (01-01-2016)“…Reactive oxygen species (ROS) and reactive nitrogen species (RNS) are generated from aerobic metabolism, as a result of accidental electron leakage as well as…”
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Heme dynamics and trafficking factors revealed by genetically encoded fluorescent heme sensors
Published in Proceedings of the National Academy of Sciences - PNAS (05-07-2016)“…Heme is an essential cofactor and signaling molecule. Heme acquisition by proteins and heme signaling are ultimately reliant on the ability to mobilize labile…”
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Human ribosomal G-quadruplexes regulate heme bioavailability
Published in The Journal of biological chemistry (30-10-2020)“…The in vitro formation of stable G-quadruplexes (G4s) in human rRNA was recently reported. However, their formation in cells and their cellular roles were not…”
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Sod1 integrates oxygen availability to redox regulate NADPH production and the thiol redoxome
Published in Proceedings of the National Academy of Sciences - PNAS (04-01-2022)“…Cu/Zn superoxide dismutase (Sod1) is a highly conserved and abundant antioxidant enzyme that detoxifies superoxide (O ) by catalyzing its conversion to…”
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Glyceraldehyde-3-phosphate dehydrogenase is a chaperone that allocates labile heme in cells
Published in The Journal of biological chemistry (14-09-2018)“…Cellular heme is thought to be distributed between a pool of sequestered heme that is tightly bound within hemeproteins and a labile heme pool required for…”
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Heme Gazing: Illuminating Eukaryotic Heme Trafficking, Dynamics, and Signaling with Fluorescent Heme Sensors
Published in Biochemistry (Easton) (04-04-2017)“…Heme (iron protoporphyrin IX) is an essential protein prosthetic group and signaling molecule required for most life on Earth. All heme-dependent processes…”
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Regulation of intracellular heme trafficking revealed by subcellular reporters
Published in Proceedings of the National Academy of Sciences - PNAS (30-08-2016)“…Heme is an essential prosthetic group in proteins that reside in virtually every subcellular compartment performing diverse biological functions. Irrespective…”
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HRG-9 homologues regulate haem trafficking from haem-enriched compartments
Published in Nature (London) (27-10-2022)“…Haem is an iron-containing tetrapyrrole that is critical for a variety of cellular and physiological processes 1 – 3 . Haem binding proteins are present in…”
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13
Using genetically encoded heme sensors to probe the mechanisms of heme uptake and homeostasis in Candida albicans
Published in Cellular microbiology (01-02-2021)“…Candida albicans is a major fungal pathogen that can utilise hemin and haemoglobin as iron sources in the iron‐scarce host environment. While C. albicans is a…”
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Measuring the Oxidation State and Enzymatic Activity of Glyceraldehyde Phosphate Dehydrogenase (GAPDH)
Published in Methods in molecular biology (Clifton, N.J.) (2023)“…Glyceraldehyde phosphate dehydrogenase (GAPDH) is a highly conserved, essential, and abundant enzyme that catalyzes a rate-determining step of glycolysis…”
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Multiple prebiotic metals mediate translation
Published in Proceedings of the National Academy of Sciences - PNAS (27-11-2018)“…Today, Mg2+ is an essential cofactor with diverse structural and functional roles in life’s oldest macromolecular machine, the translation system. We tested…”
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Mitochondrial-nuclear heme trafficking in budding yeast is regulated by GTPases that control mitochondrial dynamics and ER contact sites
Published in Journal of cell science (20-05-2020)“…Heme is a cofactor and signaling molecule that is essential for much of aerobic life. All heme-dependent processes in eukaryotes require that heme is…”
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From Synthesis to Utilization: The Ins and Outs of Mitochondrial Heme
Published in Cells (Basel, Switzerland) (29-02-2020)“…Heme is a ubiquitous and essential iron containing metallo-organic cofactor required for virtually all aerobic life. Heme synthesis is initiated and completed…”
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Heme bioavailability and signaling in response to stress in yeast cells
Published in The Journal of biological chemistry (10-08-2018)“…Protoheme (hereafter referred to as heme) is an essential cellular cofactor and signaling molecule that is also potentially cytotoxic. To mitigate heme…”
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Manganese Homeostasis in Saccharomyces cerevisiae
Published in Chemical reviews (01-10-2009)“…Reddi et al discuss the manganese homeostasis in the eukaryotic cell of Saccharomyces cerevisiae…”
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20
Cu/Zn Superoxide Dismutase (Sod1) regulates the canonical Wnt signaling pathway
Published in Biochemical and biophysical research communications (01-01-2021)“…Cu/Zn Superoxide Dismutase (Sod1) catalyzes the disproportionation of cytotoxic superoxide radicals (O2•-) into oxygen (O2) and hydrogen peroxide (H2O2), a key…”
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