apoenzyme

apoenzyme
The protein portion of an enzyme as contrasted with the nonprotein portion, coenzyme, or prosthetic portion (if present in the intact protein).

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apo·en·zyme .ap-ō-'en-.zīm n a protein that forms an active enzyme system by combination with a coenzyme and determines the specificity of this system for a substrate

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apo·en·zyme (ap″o-enґzīm) the protein component of an enzyme that is separable from the prosthetic group (cofactor or coenzyme) but that requires the presence of the prosthetic group to form the functioning compound (holoenzyme).

Medical dictionary. 2011.

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  • apoenzyme — [ apoɑ̃zim ] n. m. ou f. • 1944; du gr. apo « dérivé de » et enzyme ♦ Biochim. Partie purement protéique d un enzyme et qui, combinée à un coenzyme, forme un enzyme actif. ● apoenzyme nom féminin ou nom masculin Fraction protéique de certaines… …   Encyclopédie Universelle

  • apoenzyme — apoenzyme. См. апофермент. (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.

  • apoenzyme — [ap΄ō en′zīm΄] n. the part of an enzyme that consists wholly of protein and that, together with a coenzyme or prosthetic group, forms a complete enzyme (holoenzyme) …   English World dictionary

  • Apoenzyme — Une apoenzyme est une enzyme sans son cofacteur, c est à dire la protéine à laquelle le cofacteur se liera pour produire une hétéroenzyme active. Schématiquement : cofacteur + apoenzyme = hétéroenzyme. cofacteur + apoenzyme est une des… …   Wikipédia en Français

  • apoenzyme — apofermentas statusas T sritis chemija apibrėžtis Sudėtinių fermentų baltyminis komponentas. atitikmenys: angl. apoenzyme rus. апофермент …   Chemijos terminų aiškinamasis žodynas

  • apoenzyme — Inactive enzyme that has to be associated with a co enzyme in order to function. The apoenzyme/co enzyme complex is called a holoenzyme …   Glossary of Biotechnology

  • apoenzyme — noun a protein that combines with a coenzyme to form an active enzyme • Hypernyms: ↑protein * * * |apō| noun ( s) Etymology: International Scientific Vocabulary apo + enzyme : any protein that forms an active enzyme system by combination with a… …   Useful english dictionary

  • apoenzyme — noun Etymology: International Scientific Vocabulary Date: 1936 a protein that forms an active enzyme system by combination with a coenzyme and determines the specificity of this system for a substrate …   New Collegiate Dictionary

  • apoenzyme — n. [Gr. apo, away; en, in; zyme, yeast] The protein portion of an enzyme that cannot function without a coenzyme; see holoenzyme …   Dictionary of invertebrate zoology

  • apoenzyme — (ap o en zaīm) The protein part of an enzyme that also has a nonprotein component …   Dictionary of microbiology

  • apoenzyme — An enzyme without its cofactor. See apoprotein …   Dictionary of molecular biology

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