proton motive force


proton motive force
See PMF.

Dictionary of molecular biology. 2004.

Look at other dictionaries:

  • proton motive force — (PMF) The force arising from a gradient of protons and a membrane potential that is thought to power ATP synthesis and other processes …   Dictionary of microbiology

  • force — That which tends to produce motion in a body. [L. fortis, strong] animal f. muscular power. chewing f. SYN: f. of mastication. dynamic f. SYN: energy. electromotive f. (EMF) the f. (measured in volts) that causes the flow of electricity from one …   Medical dictionary

  • pmf — proton motive force …   Medical dictionary

  • pmf — • proton motive force …   Dictionary of medical acronyms & abbreviations

  • PMF — (= proton motive force) The proton gradient across a prokaryote membrane that provides the coupling between oxidation and ATP synthesis, and is used to drive the flagellar motor …   Dictionary of molecular biology

  • Oxidative phosphorylation — 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, releasing energy to power the ATP synthase. Oxidative… …   Wikipedia

  • Chemiosmosis — is the movement of ions across a selectively permeable membrane, down their electrochemical gradient. More specifically, it relates to the generation of ATP by the movement of hydrogen ions across a membrane during cellular respiration. An Ion… …   Wikipedia

  • Electrochemical gradient — An electrochemical gradient is a spatial variation of both electrical potential and chemical concentration across a membrane; that is, a combination of the membrane potential (delta psi) and the pH gradient (delta pH). Both components are often… …   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

  • ATP synthase — Molecular model of ATP synthase by X ray diffraction method ATP synthase (EC 3.6.3.14) is an important enzyme that provides energy for the cell to use through the synthesis of adenosine triphosphate (ATP). ATP is the most commonly used energy… …   Wikipedia


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