exopeptidase

exopeptidase
An enzyme that catalyzes the hydrolysis of the terminal amino acid of a peptide chain; e.g., carboxypeptidase. Cf.:endopeptidase.

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exo·pep·ti·dase -'pep-tə-.dās, -.dāz n any of a group of enzymes that hydrolyze peptide bonds formed by the terminal amino acids of peptide chains: PEPTIDASE compare ENDOPEPTIDASE

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n.
an enzyme (e.g. trypsin) that takes part in the digestion of proteins by splitting off the terminal amino acids of a polypeptide chain. Compare endopeptidase. See also peptidase.

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exo·pep·ti·dase (ek″so-pepґtĭ-dās) [EC 3.4.11–19] any peptidase that catalyzes the cleavage of the terminal or penultimate peptide bond, releasing a single amino acid or dipeptide from the peptide chain. Exopeptidases are classified as aminopeptidases, carboxypeptidases, dipeptidases, and omega peptidases.

Medical dictionary. 2011.

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  • exopeptidase — [eks΄ō pep′tə dās΄] n. any of a number of enzymes that split off the terminal amino acids of a protein …   English World dictionary

  • Exopeptidase — An exopeptidase is an enzyme produced in the pancreas that catalyses the removal of an amino acid from the end of a polypeptide chain. Exopeptidase cleaves the end of a polypeptide chain. Aminopeptidase, an enzyme in the brush border of the small …   Wikipedia

  • exopeptidase — egzopeptidazė statusas T sritis chemija apibrėžtis Fermentas, katalizuojantis baltymo ar peptido galinių aminorūgščių hidrolizę. atitikmenys: angl. exopeptidase rus. экзопептидаза …   Chemijos terminų aiškinamasis žodynas

  • exopeptidase — noun Date: 1936 any of a group of enzymes that hydrolyze peptide bonds formed by the terminal amino acids of peptide chains ; peptidase compare endopeptidase …   New Collegiate Dictionary

  • Exopeptidase — Exopeptidasen sind Enzyme aus der Gruppe der Peptidasen. Peptidasen spalten Proteine durch Hydrolyse der Peptidbindungen. Im Gegensatz zu den Endopeptidasen spalten die Exopeptidasen nur endständige Peptidbindungen der Aminosäuresequenz. Als… …   Deutsch Wikipedia

  • exopeptidase — Peptide hydrolases of the class EC3.4 that cleave the N or C terminal amino acid from a peptide …   Dictionary of molecular biology

  • exopeptidase — /ek soh pep ti days , dayz /, n. Biochem. any enzyme that catalyzes the removal of an amino acid from the end of a polypeptide chain. Cf. endopeptidase. [1935 40; EXO + PEPTIDASE] * * * …   Universalium

  • exopeptidase — noun Any of a group of enzymes which catalyze the removal of a single amino acid from the end of a polypeptide chain …   Wiktionary

  • Exopeptidase — Ẹ|xo|pep|ti|da|se [↑ exo (1)]: svw. ↑ Peptidase (2) …   Universal-Lexikon

  • exopeptidase — exo·peptidase …   English syllables

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