Protease
An enzyme that can split a protein into peptides (from whence the protein was originally created).
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Descriptive term for proteolytic enzymes, both endopeptidases and exopeptidases; enzymes that hydrolize (break) polypeptide chains.
- Lon p. (pro′te-as) an enzyme that degrades a bacterial protein and stops cell division until chromosomal repair is completed.
- tricorn p. a p. found in organisms lacking membrane-bound compartments that forms the core of a modular proteolytic system used to generate multicatalytic activities in a controlled manner.

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pro·te·ase 'prōt-ē-.ās, -.āz n any of numerous enzymes that hydrolyze proteins and are classified according to the most prominent functional group (as serine or cysteine) at the active site called also proteinase compare PEPTIDASE

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n.
any enzyme that catalyses the splitting of a protein. See also proteolytic enzyme.

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pro·te·ase (proґte-ās) endopeptidase.

Medical dictionary. 2011.

Look at other dictionaries:

  • protéase — [ prɔteaz ] n. f. • 1900; de proté(ine) et ase ♦ Biochim. Enzyme hydrolysant les protéines et les polypeptides (cf. Enzyme protéolytique). Protéases digestives : pepsine, trypsine. On dit aussi PROTÉINASE . ● protéase nom féminin (de protéine)… …   Encyclopédie Universelle

  • protease — protease. См. пептидаза. (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.

  • protease — protease. = peptidase (см.). (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.

  • protease — 1903, from proteolysis + ase …   Etymology dictionary

  • protease — [prōt′ē ās΄] n. [ PROTE(IN) + (DIAST)ASE] any hydrolase enzyme, as pepsin or trypsin, that acts as a catalyst in chemical reactions in which a protein is broken down by hydrolysis …   English World dictionary

  • Protease — This article is about the structure and properties of proteolytic enzymes. For medical, surgical and related applications of several proteases, see Proteases (medical and related uses). A protease (also termed peptidase or proteinase) is any… …   Wikipedia

  • Protéase — Peptidase Coupure protéolytique d une chaîne peptidique Les peptidases (ou protéases ou enzymes protéolytiques) sont des enzymes qui brisent les liaisons peptidiques des protéines. On parle alors de coupure protéolytique ou de protéolyse. Ce… …   Wikipédia en Français

  • Protease — Peptidase Enzymklassifikation EC, Kategorie …   Deutsch Wikipedia

  • protease — proteazė statusas T sritis chemija apibrėžtis Fermentas, katalizuojantis peptidinių ryšių hidrolizę. atitikmenys: angl. protease; proteolytic enzyme rus. протеаза; протеолитический фермент ryšiai: sinonimas – proteolitinis fermentas …   Chemijos terminų aiškinamasis žodynas

  • protease — noun Etymology: International Scientific Vocabulary Date: 1903 any of numerous enzymes that hydrolyze proteins and are classified according to the most prominent functional group (as serine or cysteine) at the active site called also proteinase …   New Collegiate Dictionary

  • protease — n. [Gr. proteios, primary; ase, enzyme] Any proteolytic enzyme …   Dictionary of invertebrate zoology

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