substrate-level phosphorylation
The synthesis of ATP from ADP by phosphorylation coupled with the exergonic breakdown of a high-energy organic substrate molecule.

Microbiology. . 2009.

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  • Substrate-level phosphorylation — is a type of chemical reaction that results in the formation of adenosine triphosphate (ATP) by the direct transfer of a phosphate group to adenosine diphosphate (ADP) from a reactive intermediate. In cells, it occurs primarily in the cytoplasm… …   Wikipedia

  • substrate-level phosphorylation — the formation of high energy phosphate bonds by phosphorylation of ADP to ATP (or GDP to GTP) coupled to cleavage of a high energy metabolic intermediate, e.g., succinyl CoA in the tricarboxylic acid cycle …   Medical dictionary

  • Phosphorylation — is the addition of a phosphate (PO4) group to a protein molecule or a small molecule. It can also be thought of as the introduction of a phosphate group into an organic molecule . Its prominent role in biochemistry is the subject of a very large… …   Wikipedia

  • Phosphorylation — is a biochemical process that involves the addition of phosphate to an organic compound. Phosphorylation may, for instance, involve the addition of phosphate to glucose to produce glucose monophosphate. Or phosphorylation may, for example,… …   Medical dictionary

  • metabolism — /meuh tab euh liz euhm/, n. 1. Biol., Physiol. the sum of the physical and chemical processes in an organism by which its material substance is produced, maintained, and destroyed, and by which energy is made available. Cf. anabolism, catabolism …   Universalium

  • Cellular respiration — in a typical eukaryotic cell. Cellular respiration is the set of the metabolic reactions and processes that take place in the cells of organisms to convert biochemical energy from nutrients into adenosine triphosphate (ATP), and then release… …   Wikipedia

  • Adenosine triphosphate — For the Japanese rock band, see Adenosine Tri Phosphate (band). Adenosine triphosphate …   Wikipedia

  • Citric acid cycle — Overview of the citric acid cycle The citric acid cycle also known as the tricarboxylic acid cycle (TCA cycle), the Krebs cycle, or the Szent Györgyi Krebs cycle[1] …   Wikipedia

  • Electron transport chain — The electron transport chain in the mitochondrion is the site of oxidative phosphorylation in eukaryotes. The NADH and succinate generated in the citric acid cycle are oxidized, providing energy to power ATP synthase …   Wikipedia

  • Microbial metabolism — is the means by which a microbe obtains the energy and nutrients (e.g. carbon) it needs to live and reproduce. Microbes use many different types of metabolic strategies and species can often be differentiated from each other based on metabolic… …   Wikipedia

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