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Structures and Electron Transport Paths in the Four Families of Flavin-Based Electron Bifurcation Enzymes
Oxidoreductases facilitating electron transfer between molecules are pivotal in metabolic pathways. Flavin-based electron bifurcation (FBEB), a...
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Electron Transport in Chloroplasts: Regulation and Alternative Pathways of Electron Transfer
AbstractThis work represents an overview of electron transport regulation in chloroplasts as considered in the context of structure-function...
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Electron Transport Proteins and Cytochromes
This chapter provides information about the molecular structure of proteins associated with various electron transport activities in sulfate-reducing...
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Electron carriers involved in autotrophic and heterotrophic acetogenesis in the thermophilic bacterium Thermoanaerobacter kivui
Thermoanaerobacter kivui is an acetogenic model organism that reduces CO 2 with electrons derived from H 2 or CO, or from organic substrates in the...
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Is reduced ferredoxin the physiological electron donor for MetVF-type methylenetetrahydrofolate reductases in acetogenesis? A hypothesis
The methylene-tetrahydrofolate reductase (MTHFR) is a key enzyme in acetogenic CO 2 fixation. The MetVF-type enzyme has been purified from four...
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Life strategies for Aminicenantia in subseafloor oceanic crust
After decades studying the microbial “deep biosphere” in subseafloor oceanic crust, the growth and life strategies in this anoxic, low energy habitat...
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Angular difference in human coronary artery governs endothelial cell structure and function
Blood vessel branch points exhibiting oscillatory/turbulent flow and lower wall shear stress (WSS) are the primary sites of atherosclerosis...
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Spectroscopic and biochemical insight into an electron-bifurcating [FeFe] hydrogenase
AbstractThe heterotrimeric electron-bifurcating [FeFe] hydrogenase (HydABC) from Thermotoga maritima ( Tm ) couples the endergonic reduction of...
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Strukturelle und mechanistische Grundlagen der Acetogenese
Acetogenic bacteria are a specialized group of strictly anaerobic bacteria producing acetate from hydrogen and carbon dioxide in the ancient...
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Structural and Functional Aspects of Electron Transport Thermoregulation and ATP Synthesis in Chloroplasts
AbstractThe review is focused on analysis of the mechanisms of temperature-dependent regulation of electron transport and ATP synthesis in...
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General Morphology of the Mammalian Carotid Body
The carotid body (CB) is the main peripheral arterial chemoreceptor that registers the levels of pO2, pCO2 and pH in the blood and responds to their...
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Rnf1 is the primary electron source to nitrogenase in a high-ammonium-accumulating strain of Azotobacter vinelandii
AbstractThe enzyme nitrogenase performs the process of biological nitrogen fixation (BNF), converting atmospheric dinitrogen gas into the...
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Extracellular electron uptake by autotrophic microbes: physiological, ecological, and evolutionary implications
Microbes exchange electrons with their extracellular environment via direct or indirect means. This exchange is bidirectional and supports essential...
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Bioinformatics and metabolic flux analysis highlight a new mechanism involved in lactate oxidation in Clostridium tyrobutyricum
Climate change and environmental issues compel us to find alternatives to the production of molecules of interest from petrochemistry. This study...
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Systems Contributing to the Energetics of SRBP
This chapter will focus on the energetics of the reactions that are the hallmark electron donors for SRP. Following a review of yield coefficients to...
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Forensic Flies: Advances in Study Through Morphological Evidences
Microscopy is by far the most powerful tool in identification and study of the forensic flies. Our knowledge on fly morphology, reproductive parts,...
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Mechanisms of Microbial Energy Conservation
The primary “purpose” of microbial catabolism is to recover from the environment usable energy and to convert this energy into ATP. This chapter...
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Materials and Methods
The blood vascular system of 32 adult Xenopus laevis was cast (filled, replicated) with polymerizing resin. Two animals served for correlative light...
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Rethinking life and predicting its origin
The definition, origin and recreation of life remain elusive. As others have suggested, only once we put life into reductionist physical terms will...
