catalase
noun Etymology: catalysis Date: 1901 a red crystalline enzyme that consists of a protein complex with hematin groups and catalyzes the decomposition of hydrogen peroxide into water and oxygen • catalatic adjective

New Collegiate Dictionary. 2001.

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  • catalase — [ katalaz ] n. f. • 1909; de catal(yse) et ase ♦ Biochim. Enzyme qui décompose l eau oxygénée H2O2 en eau et en oxygène libre. ● catalase nom féminin Enzyme qui catalyse la décomposition de l eau oxygénée en eau et oxygène, empêchant ainsi toute… …   Encyclopédie Universelle

  • catalase — n. an enzyme found in most plant and animal cells that functions as an oxidative catalyst; it decomposes hydrogen peroxide into hydrogen and water. [WordNet 1.5] …   The Collaborative International Dictionary of English

  • catalase — catalase. См. каталаза. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • catalase — catalase. См. пероксидазы. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • catalase — [kat′ə lās΄] n. [ CATAL(YSIS) + ASE] an enzyme, found in blood and tissues, that decomposes hydrogen peroxide into water and free oxygen …   English World dictionary

  • Catalase — Pfam box Symbol = cat Name = Catalase width = caption = Pfam= PF00199 InterPro= IPR011614 SMART= PROSITE = PDOC00395 SCOP = 7cat TCDB =Catalase is a common enzyme found in nearly all living organisms, where it functions to catalyze the… …   Wikipedia

  • Catalase — Réaction de la catalase La catalase est une enzyme (N° EC 1.11.1.6) catalysant la dismutation de l eau oxygénée (peroxyde d hydrogène) : 2H2O2 → O2 + 2H2O Elle est formée de quatre chaînes polypeptidiques d’environ 500 acides aminés,… …   Wikipédia en Français

  • catalase — catalatic /kat l at ik/, adj. /kat l ays , ayz /, n. Biochem. an enzyme that decomposes hydrogen peroxide into oxygen and water. [1900 05; CATAL(YSIS) + ASE] * * * ▪ biochemistry       an enzyme that brings about (catalyzes) the reaction by which …   Universalium

  • catalase — n. [Gr. kata, down; allassein, to change] An enzyme found in essentially all living cells except anaerobic bacteria that catalyzes the decomposition of hydrogen peroxide to water and oxygen; catalatic adj …   Dictionary of invertebrate zoology

  • catalase — Tetrameric haem enzyme (EC 1.11.1.6; 245kD) that breaks down hydrogen peroxide …   Dictionary of molecular biology

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